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Last updated: 9/30/2014 3:55:39 PM

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National Cyber Awareness System

Vulnerability Summary for CVE-2012-1823

Original release date: 05/11/2012
Last revised: 07/19/2013
Source: US-CERT/NIST

Overview

sapi/cgi/cgi_main.c in PHP before 5.3.12 and 5.4.x before 5.4.2, 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 execute arbitrary code by placing command-line options in the query string, related to lack of skipping a certain php_getopt for the 'd' case.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.5 (HIGH) (AV:N/AC:L/Au:N/C:P/I:P/A:P) (legend)
Impact Subscore: 6.4
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

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US-CERT Vulnerability Note: CERT-VN
Name: VU#520827
External Source: SECUNIA
Name: 49065
External Source: HP
Name: HPSBMU02786
US-CERT Vulnerability Note: CERT-VN
Name: VU#673343
External Source: CONFIRM
Name: https://bugs.php.net/bug.php?id=61910
Type: Patch Information; Exploit
External Source: SECTRACK
Name: 1027022
External Source: SECUNIA
Name: 49014
External Source: SECUNIA
Name: 49085
External Source: APPLE
Name: APPLE-SA-2012-09-19-2
External Source: REDHAT
Name: RHSA-2012:0568
External Source: HP
Name: SSRT100877
External Source: MISC
Name: http://eindbazen.net/2012/05/php-cgi-advisory-cve-2012-1823/
External Source: CONFIRM
Name: http://support.apple.com/kb/HT5501
External Source: CONFIRM
Name: https://bugs.php.net/patch-display.php?bug_id=61910&patch=cgi.diff&revision=1335984315&display=1
External Source: SECUNIA
Name: 49087
External Source: HP
Name: HPSBUX02791
External Source: CONFIRM
Name: http://www.php.net/archive/2012.php#id2012-05-03-1
External Source: CONFIRM
Name: http://www.php.net/ChangeLog-5.php#5.4.2
Type: Patch Information; Exploit
External Source: REDHAT
Name: RHSA-2012:0546
External Source: HP
Name: SSRT100856
External Source: REDHAT
Name: RHSA-2012:0547

Technical Details

Vulnerability Type (View All)