CVE-2020-15654
mediumPriorität · verfolgen · 26EPSS 0.014 · 73. PerzentilEUUSEPSS · bewertet 2026-10-27
When in an endless loop, a website specifying a custom cursor using CSS could make it look like the user is interacting with the user interface, when they are not. This could lead to a perceived broken state, especially when interactions with existing browser dialogs and warnings do not work. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.
Behebungen
Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.
Ein Hersteller-Fix ist verfügbar.
- Behobenfirefox-0:78.2.0-3.el8_0.i686 as a component of Red Hat Enterprise Linux AppStream E4S (v. 8.0)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3555 - Behobenfirefox-0:78.2.0-3.el8_0.ppc64le as a component of Red Hat Enterprise Linux AppStream E4S (v. 8.0)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3555 - Behobenfirefox-0:78.2.0-3.el8_0.src as a component of Red Hat Enterprise Linux AppStream E4S (v. 8.0)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3555 - Behobenfirefox-0:78.2.0-3.el8_0.x86_64 as a component of Red Hat Enterprise Linux AppStream E4S (v. 8.0)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3555 - Behobenfirefox-debuginfo-0:78.2.0-3.el8_0.ppc64le as a component of Red Hat Enterprise Linux AppStream E4S (v. 8.0)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3555 - Behobenfirefox-debuginfo-0:78.2.0-3.el8_0.x86_64 as a component of Red Hat Enterprise Linux AppStream E4S (v. 8.0)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3555 - Behobenfirefox-debugsource-0:78.2.0-3.el8_0.ppc64le as a component of Red Hat Enterprise Linux AppStream E4S (v. 8.0)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3555 - Behobenfirefox-debugsource-0:78.2.0-3.el8_0.x86_64 as a component of Red Hat Enterprise Linux AppStream E4S (v. 8.0)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3555 - Behobenfirefox-0:78.2.0-2.el8_2.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3557 - Behobenfirefox-0:78.2.0-2.el8_2.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3557 - Behobenfirefox-0:78.2.0-2.el8_2.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3557 - Behobenfirefox-0:78.2.0-2.el8_2.src as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3557 - Behobenfirefox-0:78.2.0-2.el8_2.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3557 - Behobenfirefox-debuginfo-0:78.2.0-2.el8_2.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3557 - Behobenfirefox-debuginfo-0:78.2.0-2.el8_2.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3557 - Behobenfirefox-debuginfo-0:78.2.0-2.el8_2.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3557 - Behobenfirefox-debuginfo-0:78.2.0-2.el8_2.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3557 - Behobenfirefox-debugsource-0:78.2.0-2.el8_2.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3557 - Behobenfirefox-debugsource-0:78.2.0-2.el8_2.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3557 - Behobenfirefox-debugsource-0:78.2.0-2.el8_2.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3557 - Behobenfirefox-debugsource-0:78.2.0-2.el8_2.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3557 - Behobenfirefox-0:78.2.0-3.el8_1.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.1)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3559 - Behobenfirefox-0:78.2.0-3.el8_1.i686 as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.1)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3559 - Behobenfirefox-0:78.2.0-3.el8_1.ppc64le as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.1)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3559 - Behobenfirefox-0:78.2.0-3.el8_1.s390x as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.1)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3559 - Behobenfirefox-0:78.2.0-3.el8_1.src as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.1)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3559 - Behobenfirefox-0:78.2.0-3.el8_1.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.1)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3559 - Behobenfirefox-debuginfo-0:78.2.0-3.el8_1.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.1)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3559 - Behobenfirefox-debuginfo-0:78.2.0-3.el8_1.ppc64le as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.1)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3559 - Behobenfirefox-debuginfo-0:78.2.0-3.el8_1.s390x as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.1)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3559 - Behobenfirefox-debuginfo-0:78.2.0-3.el8_1.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.1)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3559 - Behobenfirefox-debugsource-0:78.2.0-3.el8_1.aarch64 as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.1)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3559 - Behobenfirefox-debugsource-0:78.2.0-3.el8_1.ppc64le as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.1)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3559 - Behobenfirefox-debugsource-0:78.2.0-3.el8_1.s390x as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.1)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3559 - Behobenfirefox-debugsource-0:78.2.0-3.el8_1.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS (v. 8.1)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:3559 - Behobenfirefox-0:78.3.0-1.el7_9.i686 as a component of Red Hat Enterprise Linux Client Optional (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4080 - Behobenfirefox-0:78.3.0-1.el7_9.i686 as a component of Red Hat Enterprise Linux Server Optional (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4080 - Behobenfirefox-0:78.3.0-1.el7_9.i686 as a component of Red Hat Enterprise Linux Workstation Optional (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4080 - Behobenfirefox-0:78.3.0-1.el7_9.ppc64 as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4080 - Behobenfirefox-0:78.3.0-1.el7_9.ppc64le as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4080 - Behobenfirefox-0:78.3.0-1.el7_9.s390x as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4080 - Behobenfirefox-0:78.3.0-1.el7_9.src as a component of Red Hat Enterprise Linux Client (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4080 - Behobenfirefox-0:78.3.0-1.el7_9.src as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4080 - Behobenfirefox-0:78.3.0-1.el7_9.src as a component of Red Hat Enterprise Linux Workstation (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4080 - Behobenfirefox-0:78.3.0-1.el7_9.x86_64 as a component of Red Hat Enterprise Linux Client (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4080 - Behobenfirefox-0:78.3.0-1.el7_9.x86_64 as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4080 - Behobenfirefox-0:78.3.0-1.el7_9.x86_64 as a component of Red Hat Enterprise Linux Workstation (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4080 - Behobenfirefox-debuginfo-0:78.3.0-1.el7_9.ppc64 as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4080 - Behobenfirefox-debuginfo-0:78.3.0-1.el7_9.ppc64le as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4080 - Behobenfirefox-debuginfo-0:78.3.0-1.el7_9.s390x as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4080 - Behobenfirefox-debuginfo-0:78.3.0-1.el7_9.x86_64 as a component of Red Hat Enterprise Linux Client (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4080 - Behobenfirefox-debuginfo-0:78.3.0-1.el7_9.x86_64 as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4080 - Behobenfirefox-debuginfo-0:78.3.0-1.el7_9.x86_64 as a component of Red Hat Enterprise Linux Workstation (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect.
https://access.redhat.com/errata/RHSA-2020:4080
cvss
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Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen
schwächen
Die CWE-Schwächeklassen, zu denen dies gehört.
betroffene Produkte (27)
Betroffene Produkte und Versionsbereiche.
Advisories (4)
Hersteller- und Ökosystem-Meldungen dazu.
- RHSA-2020:3555Red Hat Security Advisory: firefox security update2020-08-26csaf · redhat_csafUS
An update for firefox is now available for Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
- RHSA-2020:3557Red Hat Security Advisory: firefox security update2020-08-26csaf · redhat_csafUS
An update for firefox is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
- RHSA-2020:3559Red Hat Security Advisory: firefox security update2020-08-26csaf · redhat_csafUS
An update for firefox is now available for Red Hat Enterprise Linux 8.1 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
- RHSA-2020:4080Red Hat Security Advisory: firefox security and bug fix update2020-09-30csaf · redhat_csafUS
An update for firefox is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
auch bekannt als (3)
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Referenzen (33)
Externe Belege — Patches, Meldungen, Analysen.
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00025.htmlcnnvd
- https://bugzilla.mozilla.org/show_bug.cgi?id=1648333cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2020-15654cnnvd
- https://packetstormsecurity.com/files/158664/Ubuntu-Security-Notice-USN-4443-1.htmlcnnvd
- https://packetstormsecurity.com/files/158970/Red-Hat-Security-Advisory-2020-3559-01.htmlcnnvd
- https://packetstormsecurity.com/files/159402/Red-Hat-Security-Advisory-2020-4080-01.htmlcnnvd
- https://usn.ubuntu.com/4443-1/cnnvd
- https://vigilance.fr/vulnerability/Mozilla-Firefox-multiple-vulnerabilities-32927cnnvd
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