National Cyber-Alert System
Vulnerability Summary for CVE-2007-5424
Original release date:10/12/2007
Last revised:09/05/2008
Source:
US-CERT/NIST
Overview
The disable_functions feature in PHP 4 and 5 allows attackers to bypass intended restrictions by using an alias, as demonstrated by using ini_alter when ini_set is disabled.
Impact
CVSS Severity (version 2.0):
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:Provides unauthorized access, Allows partial confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service
- Official Statement from Red Hat (10/16/2007)
-
Red Hat does not consider this to be a security issue. The function behaves as documented. Furthermore, the function shouldn’t be considered a security feature, for reasons described at https://bugzilla.redhat.com/show_bug.cgi?id=332451#c3 and http://www.php.net/security-note.php
References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.
External Source: BUGTRAQ
Name: 20071010 Vulnerabilities digest
External Source: MISC
Name: http://securityvulns.ru/Sdocument67.html
External Source: MISC
Name: http://securityvulns.com/news/PHP/alias-pb.html
External Source: SREASON
Name: 3216