CVE-2023-0809

mediumPriorität · verfolgen · 21EPSS 0.007 · 53. PerzentilDEEURUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
0.71% (53rd) EPSS
CVSS 5.3 · medium
Is it mine?
58 products
Prüfe deine Angriffsfläche
Who says so?
7 sources
cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · bewertet 2026-10-23

In Mosquitto before 2.0.16, excessive memory is allocated based on malicious initial packets that are not CONNECT packets.

01

Behebungen

Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.

Ein Hersteller-Fix ist verfügbar.

  • Behobenmosquitto-0:2.0.17-1.el8sat.src as a component of Red Hat Satellite 6.13 for RHEL 8redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For detailed instructions how to apply this update, refer to: https://access.redhat.com/documentation/en-us/red_hat_satellite/6.6/html/upgrading_and_updating_red_hat_satellite/updating_satellite_server_capsule_server_and_content_hosts

    https://access.redhat.com/errata/RHSA-2024:1061
  • Behobenmosquitto-0:2.0.17-1.el8sat.x86_64 as a component of Red Hat Satellite 6.13 for RHEL 8redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For detailed instructions how to apply this update, refer to: https://access.redhat.com/documentation/en-us/red_hat_satellite/6.6/html/upgrading_and_updating_red_hat_satellite/updating_satellite_server_capsule_server_and_content_hosts

    https://access.redhat.com/errata/RHSA-2024:1061
  • Behobenmosquitto-debuginfo-0:2.0.17-1.el8sat.x86_64 as a component of Red Hat Satellite 6.13 for RHEL 8redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For detailed instructions how to apply this update, refer to: https://access.redhat.com/documentation/en-us/red_hat_satellite/6.6/html/upgrading_and_updating_red_hat_satellite/updating_satellite_server_capsule_server_and_content_hosts

    https://access.redhat.com/errata/RHSA-2024:1061
  • Behobenmosquitto-debugsource-0:2.0.17-1.el8sat.x86_64 as a component of Red Hat Satellite 6.13 for RHEL 8redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For detailed instructions how to apply this update, refer to: https://access.redhat.com/documentation/en-us/red_hat_satellite/6.6/html/upgrading_and_updating_red_hat_satellite/updating_satellite_server_capsule_server_and_content_hosts

    https://access.redhat.com/errata/RHSA-2024:1061
02

cvss

Technischer Schweregrad, 0–10. Eine Zeile je Quelle.

7.5
010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · medium–high · 4.9–7.5

v3.15.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Lprimary · NVD / NIST USAusnutzbarkeit 3.9 · Auswirkung 1.4
v3.15.8mediumAV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:Lsecondary · FSTEC (BDU) RU
v3.15.8mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:Lsecondary · ENISA EU
v3.15.8mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:Lsecondary · emo@eclipse.orgAusnutzbarkeit 3.9 · Auswirkung 1.4
v3.15.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Lsecondary · SICK PSIRT DE
v3.14.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:Usecondary · CVSS-BT (t0sche)
v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · Red Hat Product Security US
03

SSVC

Eine Handlungsentscheidung — aus Ausnutzung und Auswirkung.

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS
04

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-770USprimärCWE-401USCWE-770USCWE-770USCWE-789US
05

betroffene Produkte (58)

Betroffene Produkte und Versionsbereiche.

20 von 58 angezeigt
06

Advisories (3)

Hersteller- und Ökosystem-Meldungen dazu.

  • RHSA-2024:1061Red Hat Security Advisory: Red Hat Satellite 6 security and bug fix update2024-02-29csaf · redhat_csafUS

    An update is now available for Red Hat Satellite 6.13 for RHEL 8. Red Hat Product Security has rated this update as having a security impact of Moderate. 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.

  • SCA-2025-0006Vulnerability affecting picoScan and multiScan2025-04-28csaf · sick_psirtDE

    SICK has identified a Denial of Service vulnerability (CVE-2025-32472) in picoScan and multiScan, which can cause the web page to become unresponsive. Due to their architectural design, these products are not affected by the other vulnerabilities listed in this advisory. Currently SICK is not aware of any public exploits specifically targeting the vulnerability. SICK recommends applying the mitigation for CVE-2025-32472.

  • WID-SEC-W-2023-2724IBM Integration Bus: Mehrere Schwachstellen ermöglichen Denial of ServiceDeutsch2023-10-22csaf · cert_bundDE

    Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in IBM Integration Bus ausnutzen, um einen Denial of Service Angriff durchzuführen.

07

auch bekannt als (4)

Weitere Namen und Kennungen dieser Entität.

08

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvdenisa_euvdfstec_bducert_bundnvdredhat_csafsick_psirtNVDCVE.orgMITRE
veröffentlicht 2023-10-02geändert 2026-06-17
10

Referenzen (6)

Externe Belege — Patches, Meldungen, Analysen.

scry

Angreifer nutzen Schwachstellen wie diese gegen im Internet exponierte Dienste aus. Sehen Sie mit einem kostenlosen Passiv-Scan, was exponiert ist.

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