National Cyber Awareness System
Vulnerability Summary for CVE-2012-2336
Original release date:05/11/2012
Last revised:07/22/2012
Source:
US-CERT/NIST
Overview
sapi/cgi/cgi_main.c in PHP before 5.3.13 and 5.4.x before 5.4.3, when configured as a CGI script (aka php-cgi), does not properly handle query strings that lack an = (equals sign) character, which allows remote attackers to cause a denial of service (resource consumption) by placing command-line options in the query string, related to lack of skipping a certain php_getopt for the 'T' case. NOTE: this vulnerability exists because of an incomplete fix for CVE-2012-1823.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
2.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown
References to Advisories, Solutions, and Tools
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External Source: CONFIRM
Name: https://bugs.php.net/patch-display.php?bug_id=61910&patch=CVE-2012-1823.patch&revision=1336251592&display=1
External Source: CONFIRM
Name: https://bugs.php.net/bug.php?id=61910
Type: Advisory
External Source: CONFIRM
Name: http://www.php.net/ChangeLog-5.php#5.4.3
External Source: CONFIRM
Name: http://www.php.net/archive/2012.php#id2012-05-08-1
External Source: SECUNIA
Name: 49014
External Source: SUSE
Name: SUSE-SU-2012:0840