CVE-2009-3826

MEDIUM 5.0CVE-2009-3826 · Published 28/10/2009 · updated 16/06/2026

In short

CVE-2009-3826 is a MEDIUM (CVSS 5.0) vulnerability affecting squidguard (squidguard).
Chance of exploitation in the next 30 days (EPSS): 3.8%, higher than 90.1% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
squidguard squidguard	`= 1.4`	No fix yet

Description

Multiple buffer overflows in squidGuard 1.4 allow remote attackers to bypass intended URL blocking via a long URL, related to (1) the relationship between a certain buffer size in squidGuard and a certain buffer size in Squid and (2) a redirect URL that contains information about the originally requested URL.

References

lists.opensuse.org/opensuse-security-announce/2010-08/msg00001.html
secunia.com/advisories/37107 · Vendor Advisory
secunia.com/advisories/39679
securitytracker.com/id
debian.org/security/2010/dsa-2040
osvdb.org/59164
securityfocus.com/archive/1/507440/100/0/threaded
securityfocus.com/bid/36800 · Patch
squidguard.org/Downloads/Patches/1.4/Readme.Patch-20091019 · Vendor Advisory
vupen.com/english/advisories/2009/3013 · Patch
vupen.com/english/advisories/2010/1043
exchange.xforce.ibmcloud.com/vulnerabilities/53922

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