National Cyber-Alert System
Vulnerability Summary for CVE-2009-0638
Original release date:08/21/2009
Last revised:08/26/2009
Source:
US-CERT/NIST
Overview
The Cisco Firewall Services Module (FWSM) 2.x, 3.1 before 3.1(16), 3.2 before 3.2(13), and 4.0 before 4.0(6) for Cisco Catalyst 6500 switches and Cisco 7600 routers allows remote attackers to cause a denial of service (traffic-handling outage) via a series of malformed ICMP messages.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
6.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown
References to Advisories, Solutions, and Tools
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External Source: BID
Name: 36085
Type: Patch Information
External Source: CISCO
Name: 20090819 Firewall Services Module Crafted ICMP Message Vulnerability
Type: Advisory; Patch Information
External Source: XF
Name: cisco-fwsm-icmp-dos(52591)
External Source: VUPEN
Name: ADV-2009-2329
Type: Advisory
External Source: SECTRACK
Name: 1022747
External Source: SECUNIA
Name: 36373
Type: Advisory
