CVE-2009-2855

mediumPriorität · verfolgen · 32EPSS 0.340 · 98. PerzentilEUUS
grimoire priorityP1 · Urgent
Exploitable?
—
no known exploitation
Likely / severe?
34.0% (98th) EPSS
CVSS 5 · medium
Is it mine?
18 products
Prüfe deine Angriffsfläche
Who says so?
3 sources
enisa_euvd · nvd · redhat_csaf

EPSS · bewertet 2026-10-28

The strListGetItem function in src/HttpHeaderTools.c in Squid 2.7 allows remote attackers to cause a denial of service via a crafted auth header with certain comma delimiters that trigger an infinite loop of calls to the strcspn function.

01

Behebungen

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

Ein Hersteller-Fix ist verfügbar.

  • Behobensquid-7:2.6.STABLE21-6.el5.i386 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf

    Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259

    https://access.redhat.com/errata/RHSA-2010:0221
  • Behobensquid-7:2.6.STABLE21-6.el5.i386 as a component of Red Hat Enterprise Linux Desktop Workstation (v. 5 client)redhat_csaf

    Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259

    https://access.redhat.com/errata/RHSA-2010:0221
  • Behobensquid-7:2.6.STABLE21-6.el5.ia64 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf

    Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259

    https://access.redhat.com/errata/RHSA-2010:0221
  • Behobensquid-7:2.6.STABLE21-6.el5.ppc as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf

    Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259

    https://access.redhat.com/errata/RHSA-2010:0221
  • Behobensquid-7:2.6.STABLE21-6.el5.s390x as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf

    Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259

    https://access.redhat.com/errata/RHSA-2010:0221
  • Behobensquid-7:2.6.STABLE21-6.el5.src as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf

    Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259

    https://access.redhat.com/errata/RHSA-2010:0221
  • Behobensquid-7:2.6.STABLE21-6.el5.src as a component of Red Hat Enterprise Linux Desktop Workstation (v. 5 client)redhat_csaf

    Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259

    https://access.redhat.com/errata/RHSA-2010:0221
  • Behobensquid-7:2.6.STABLE21-6.el5.x86_64 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf

    Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259

    https://access.redhat.com/errata/RHSA-2010:0221
  • Behobensquid-7:2.6.STABLE21-6.el5.x86_64 as a component of Red Hat Enterprise Linux Desktop Workstation (v. 5 client)redhat_csaf

    Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259

    https://access.redhat.com/errata/RHSA-2010:0221
  • Behobensquid-debuginfo-7:2.6.STABLE21-6.el5.i386 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf

    Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259

    https://access.redhat.com/errata/RHSA-2010:0221
  • Behobensquid-debuginfo-7:2.6.STABLE21-6.el5.i386 as a component of Red Hat Enterprise Linux Desktop Workstation (v. 5 client)redhat_csaf

    Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259

    https://access.redhat.com/errata/RHSA-2010:0221
  • Behobensquid-debuginfo-7:2.6.STABLE21-6.el5.ia64 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf

    Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259

    https://access.redhat.com/errata/RHSA-2010:0221
  • Behobensquid-debuginfo-7:2.6.STABLE21-6.el5.ppc as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf

    Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259

    https://access.redhat.com/errata/RHSA-2010:0221
  • Behobensquid-debuginfo-7:2.6.STABLE21-6.el5.s390x as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf

    Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259

    https://access.redhat.com/errata/RHSA-2010:0221
  • Behobensquid-debuginfo-7:2.6.STABLE21-6.el5.x86_64 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf

    Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259

    https://access.redhat.com/errata/RHSA-2010:0221
  • Behobensquid-debuginfo-7:2.6.STABLE21-6.el5.x86_64 as a component of Red Hat Enterprise Linux Desktop Workstation (v. 5 client)redhat_csaf

    Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259

    https://access.redhat.com/errata/RHSA-2010:0221
02

cvss

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

5.0
010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · low–medium · 2.9–5

v2.05mediumAV:N/AC:L/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USAusnutzbarkeit 10 · Auswirkung 2.9
v2.04.3mediumAV:N/AC:L/Au:N/C:N/I:N/A:P/E:Usecondary · CVSS-BT (t0sche)
v2.02.9lowAV:A/AC:M/Au:N/C:N/I:N/A:Psecondary · Red Hat Product Security US
03

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-20USprimär
04

betroffene Produkte (18)

Betroffene Produkte und Versionsbereiche.

05

Advisories (1)

Hersteller- und Ökosystem-Meldungen dazu.

  • RHSA-2010:0221Red Hat Security Advisory: squid security and bug fix update2010-03-29csaf · redhat_csafUS

    An updated squid package that fixes two security issues and several bugs is now available for Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this update as having low security impact. Common Vulnerability Scoring System (CVSS) base scores, which give detailed severity ratings, are available for each vulnerability from the CVE links in the References section.

06

auch bekannt als (2)

Weitere Namen und Kennungen dieser Entität.

07

quellen

Welche Quellen diesen Datensatz belegen und wann.

enisa_euvdnvdredhat_csafNVDCVE.orgMITRE
veröffentlicht 2009-08-18geändert 2026-06-16
09

Referenzen (24)

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.

Kostenloser Scan