Improper Input Validation Affecting squid package, versions <2.7.STABLE7-1


Severity

Recommended
low

Based on Debian security rating.

Threat Intelligence

EPSS
36.73% (99th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-SQUID-289087
  • published18 Aug 2009
  • disclosed18 Aug 2009

Introduced: 18 Aug 2009

CVE-2009-2855  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Debian:unstable squid to version 2.7.STABLE7-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream squid package and not the squid package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1