Vulnerability CVE-2009-3826
Published: 2009-10-28   Modified: 2012-02-13

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.

See advisories in our WLB2 database:
Topic
Author
Date
Med.
squidGuard 1.3 & 1.4 : buffer overflow
majinboo
30.10.2009

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Squidguard -> Squidguard 

 References:
http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00001.html
http://securitytracker.com/id?1023079
http://www.debian.org/security/2010/dsa-2040
http://www.securityfocus.com/archive/1/507440/100/0/threaded
http://www.securityfocus.com/bid/36800
http://www.squidguard.org/Downloads/Patches/1.4/Readme.Patch-20091019
http://www.vupen.com/english/advisories/2009/3013
http://www.vupen.com/english/advisories/2010/1043
https://exchange.xforce.ibmcloud.com/vulnerabilities/53922
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