CVE-2023-49285

NameCVE-2023-49285
DescriptionSquid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Due to a Buffer Overread bug Squid is vulnerable to a Denial of Service attack against Squid HTTP Message processing. This bug is fixed by Squid version 6.5. Users are advised to upgrade. There are no known workarounds for this vulnerability.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3709-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
squid (PTS)buster4.6-1+deb10u7vulnerable
buster (security)4.6-1+deb10u10fixed
bullseye (security), bullseye4.13-10+deb11u2vulnerable
bookworm5.7-2vulnerable
sid, trixie6.6-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
squidsourcebuster4.6-1+deb10u9DLA-3709-1
squidsource(unstable)6.5-1low
squid3source(unstable)(unfixed)

Notes

https://github.com/squid-cache/squid/security/advisories/GHSA-8w9r-p88v-mmx9
https://github.com/squid-cache/squid/commit/77b3fb4df0f126784d5fd4967c28ed40eb8d521b (v5 branch)
http://www.squid-cache.org/Versions/v5/SQUID-2023_7.patch
https://github.com/squid-cache/squid/commit/deee944f9a12c9fd399ce52f3e2526bb573a9470 (SQUID_6_5)
http://www.squid-cache.org/Versions/v6/SQUID-2023_7.patch

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