CVE-2012-3501

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.

• CWE-119

• http://freecode.com/projects/squidclamav/releases/346722
• http://secunia.com/advisories/49057Vendor Advisory
• http://squidclamav.darold.net/news.htmlVendor Advisory
• http://www.openwall.com/lists/oss-security/2012/08/16/2
• http://www.openwall.com/lists/oss-security/2012/08/16/4
• http://www.osvdb.org/84138
• http://www.securityfocus.com/bid/54663
• https://bugs.gentoo.org/show_bug.cgi?id=428778
• https://github.com/darold/squidclamav/commit/80f74451f628264d1d9a1f1c0bbcebc932ba5e00Exploit, Patch
• http://freecode.com/projects/squidclamav/releases/346722
• http://secunia.com/advisories/49057Vendor Advisory
• http://squidclamav.darold.net/news.htmlVendor Advisory
• http://www.openwall.com/lists/oss-security/2012/08/16/2
• http://www.openwall.com/lists/oss-security/2012/08/16/4
• http://www.osvdb.org/84138
• http://www.securityfocus.com/bid/54663
• https://bugs.gentoo.org/show_bug.cgi?id=428778
• https://github.com/darold/squidclamav/commit/80f74451f628264d1d9a1f1c0bbcebc932ba5e00Exploit, Patch

Published

Aug 25, 2012

Last Modified

Jun 16, 2026

Status

Modified

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