CVE-2010-0308

lib/rfc1035.c in Squid 2.x, 3.0 through 3.0.STABLE22, and 3.1 through 3.1.0.15 allows remote...

4.0 MediumFix available

lib/rfc1035.c in Squid 2.x, 3.0 through 3.0.STABLE22, and 3.1 through 3.1.0.15 allows remote attackers to cause a denial of service (assertion failure) via a crafted DNS packet that only contains a header.

Exploit likelihood

27.8%Up 25.6 points since Feb 4, 2022

What each source reports

NVD Score used 4.0

Record: CVE-2010-0308
CVSS 2.0: 4.0 MediumAV:N/AC:L/Au:S/C:N/I:N/A:P
Weakness: CWE-20
Updated: 2026-11-02

CVE List No score

Record: CVE-2010-0308
Updated: 2026-11-02

EUVDEUVD-2010-0339 No score

Record: EUVD-2010-0339
Updated: 2026-11-03

GitHub AdvisoriesGHSA-wg6g-7g6h-p73r No score

lib/rfc1035.c in Squid 2.x, 3.0 through 3.0.STABLE22, and 3.1 through 3.1.0.15 allows remote...

Record: GHSA-wg6g-7g6h-p73r
Weakness: CWE-20
Updated: 2026-11-02

OSV No score

Record: CVE-2010-0308
Updated: 2026-11-02

OSVDEBIAN-CVE-2010-0308 No score

Record: DEBIAN-CVE-2010-0308
Updated: 2026-11-02

Affected products

squid-cache squid

Affected packages

Affected packages
Package	Affected	Fixed
`squid` Debian:12	before 2.7.STABLE8-1	2.7.STABLE8-1
`squid` Debian:13	before 2.7.STABLE8-1	2.7.STABLE8-1
`squid` Debian:14	before 2.7.STABLE8-1	2.7.STABLE8-1
`squid3` Debian:4.0 From an advisory covering 2 CVEs	before 3.0.PRE5-5+etch2, plus listed versions 3.0.PRE5-53.0.PRE5-5+etch1	3.0.PRE5-5+etch2
`squid` Debian:4.0 From an advisory covering 2 CVEs	before 2.6.5-6etch5, plus listed versions 2.6.5-62.6.5-6etch12.6.5-6etch22.6.5-6etch4	2.6.5-6etch5
`squid` Debian:5.0 From an advisory covering 2 CVEs	before 2.7.STABLE3-4.1lenny1, plus listed versions 2.7.STABLE3-22.7.STABLE3-32.7.STABLE3-3~bpo40+12.7.STABLE3-42.7.STABLE3-4.12.7.STABLE3-4.1~bpo40+1	2.7.STABLE3-4.1lenny1
`squid3` Debian:5.0 From an advisory covering 2 CVEs	before 3.0.STABLE8-3+lenny3, plus listed versions 3.0.STABLE8-23.0.STABLE8-33.0.STABLE8-3+lenny13.0.STABLE8-3+lenny2	3.0.STABLE8-3+lenny3
`squid` Red Hat:enterprise_linux:5::client_workstation From an advisory covering 2 CVEs	before 7:2.6.STABLE21-6.el5	7:2.6.STABLE21-6.el5
`squid-debuginfo` Red Hat:enterprise_linux:5::client_workstation From an advisory covering 2 CVEs	before 7:2.6.STABLE21-6.el5	7:2.6.STABLE21-6.el5
`squid` Red Hat:enterprise_linux:5::server From an advisory covering 2 CVEs	before 7:2.6.STABLE21-6.el5	7:2.6.STABLE21-6.el5
`squid-debuginfo` Red Hat:enterprise_linux:5::server From an advisory covering 2 CVEs	before 7:2.6.STABLE21-6.el5	7:2.6.STABLE21-6.el5

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2010-0308 is a medium vulnerability (CVSS 4.0) in Squid-cache Squid, published February 3, 2010. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 27.8%, the 98th percentile. Fixed in squid 2.7.STABLE8-1.

References

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