National Cyber-Alert System
Vulnerability Summary for CVE-2007-1886
Original release date:04/06/2007
Last revised:09/05/2008
Source:
US-CERT/NIST
Overview
Integer overflow in the str_replace function in PHP 4.4.5 and PHP 5.2.1 allows context-dependent attackers to have an unknown impact via a single character search string in conjunction with a single character replacement string, which causes an "off by one overflow."
Impact
CVSS Severity (version 2.0):
Impact Subscore:
6.4
Exploitability Subscore:
8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
- Official Statement from Red Hat (11/30/2007)
-
We do not consider this flaw to be a security issue as it is only exploitable by the script author. No trust boundary is crossed.
For more information please see:
https://bugzilla.redhat.com/show_bug.cgi?id=mopb#c37
References to Advisories, Solutions, and Tools
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External Source: MISC
Name: http://www.php-security.org/MOPB/MOPB-39-2007.html
Type: Advisory; Patch Information
External Source: VUPEN
Name: ADV-2007-2374
External Source: VUPEN
Name: ADV-2007-1991
External Source: SECUNIA
Name: 25850
External Source: SECUNIA
Name: 25423
External Source: HP
Name: SSRT071429
External Source: HP
Name: HPSBMA02215