Vulnerability CVE-2012-3501
Published: 2012-08-25

Description:
The squidclamav_check_preview_handler function in squidclamav.c in SquidClamav 5.x before 5.8 and 6.x before 6.7 passes an unescaped URL to a system command call, which allows remote attackers to cause a denial of service (daemon crash) via a URL with certain characters, as demonstrated using %0D or %0A.

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
Darold -> Squidclamav 

 References:
https://github.com/darold/squidclamav/commit/80f74451f628264d1d9a1f1c0bbcebc932ba5e00
https://bugs.gentoo.org/show_bug.cgi?id=428778
http://www.securityfocus.com/bid/54663
http://www.osvdb.org/84138
http://www.openwall.com/lists/oss-security/2012/08/16/4
http://www.openwall.com/lists/oss-security/2012/08/16/2
http://squidclamav.darold.net/news.html
http://secunia.com/advisories/49057
http://freecode.com/projects/squidclamav/releases/346722
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