National Cyber-Alert System
Vulnerability Summary for CVE-2007-1777
Original release date:03/30/2007
Last revised:09/05/2008
Source:
US-CERT/NIST
Overview
Integer overflow in the zip_read_entry function in PHP 4 before 4.4.5 allows remote attackers to execute arbitrary code via a ZIP archive that contains an entry with a length value of 0xffffffff, which is incremented before use in an emalloc call, triggering a heap overflow.
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 (04/16/2007)
-
Not vulnerable. The zip extension was not distributed with PHP as
shipped with Red Hat Enterprise Linux 2.1, 3, 4, 5, Stronghold 4.0, or
Red Hat Application Stack 1.
References to Advisories, Solutions, and Tools
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External Source: BID
Name: 23169
External Source: MISC
Name: http://www.php-security.org/MOPB/MOPB-35-2007.html
Type: Advisory
External Source: MANDRIVA
Name: MDVSA-2008:130
External Source: DEBIAN
Name: DSA-1283
External Source: DEBIAN
Name: DSA-1282
External Source: SECUNIA
Name: 25062
External Source: SECUNIA
Name: 25025
