National Cyber-Alert System
Vulnerability Summary for CVE-2008-2441
Original release date:09/04/2008
Last revised:01/29/2009
Source:
US-CERT/NIST
Overview
Cisco Secure ACS 3.x before 3.3(4) Build 12 patch 7, 4.0.x, 4.1.x before 4.1(4) Build 13 Patch 11, and 4.2.x before 4.2(0) Build 124 Patch 4 does not properly handle an EAP Response packet in which the value of the length field exceeds the actual packet length, which allows remote authenticated users to cause a denial of service (CSRadius and CSAuth service crash) or possibly execute arbitrary code via a crafted RADIUS (1) EAP-Response/Identity, (2) EAP-Response/MD5, or (3) EAP-Response/TLS Message Attribute packet.
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: SECTRACK
Name: 1020814
External Source: BUGTRAQ
Name: 20080903 Cisco Secure ACS EAP Parsing Vulnerability
External Source: CISCO
Name: 20080903 Cisco Security Response: Cisco Secure ACS Denial Of Service Vulnerability
External Source: SREASON
Name: 4216
