National Cyber-Alert System
Vulnerability Summary for CVE-2008-0555
Original release date:04/04/2008
Last revised:09/05/2008
Source:
US-CERT/NIST
Overview
The ExpandCert function in Apache-SSL before apache_1.3.41+ssl_1.59 does not properly handle (1) '/' and (2) '=' characters in a Distinguished Name (DN) in a client certificate, which might allow remote attackers to bypass authentication via a crafted DN that triggers overwriting of environment variables.
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
References to Advisories, Solutions, and Tools
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External Source: BID
Name: 28576
Type: Patch Information
External Source: SECTRACK
Name: 1019784
External Source: BUGTRAQ
Name: 20080402 ANNOUNCE: Apache-SSL security release - apache_1.3.41+ssl_1.59
External Source: MISC
Name: http://www.klink.name/security/aklink-sa-2008-005-apache-ssl.txt
External Source: VUPEN
Name: ADV-2008-1079
Type: Advisory
External Source: MISC
Name: http://www.cynops.de/advisories/CVE-2008-0555.txt
External Source: MISC
Name: http://www.apache-ssl.org/advisory-cve-2008-0555.txt
External Source: SREASON
Name: 3797
External Source: SECUNIA
Name: 29644
Type: Advisory