Cisco PIX and ASA IPv6 denial of service

cisco-pix-asa-ipv6-dos (46025)

Medium Risk

Description:

The Cisco PIX and ASA devices are vulnerable to a denial of service, caused by the improper handling of packets. By sending specially-crafted IPv6 packets, a remote attacker could exploit this vulnerability to cause the device to reload.

*CVSS:

Base Score:	7.8
Access Vector:	Network
Access Complexity:	Low
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Complete
Temporal Score:	5.8
Exploitability:	Unproven
Remediation Level:	Official-Fix
Report Confidence:	Confirmed

Consequences:

Denial of Service

Remedy:

No remedy available as of March 21, 2009.

References:

• cisco-sa-20081022-asa: Cisco Security Advisory: Multiple Vulnerabilities in Cisco PIX and Cisco ASA.
• BID-31863: Cisco PIX and ASA Appliance IPv6 Denial of Service Vulnerability
• CVE-2008-3816: Unspecified vulnerability in Cisco Adaptive Security Appliances (ASA) 5500 Series and PIX Security Appliances 7.2(4)9 and 7.2(4)10 allows remote attackers to cause a denial of service (device reload) via a crafted IPv6 packet.
• SA32391: Cisco ASA and PIX IPv6 Denial of Service
• SECTRACK ID: 1021086: Cisco ASA IPv6 Processing Bug Lets Remote Users Deny Service
• SECTRACK ID: 1021087: Cisco PIX Firewall IPv6 Processing Bug Lets Remote Users Deny Service
• VUPEN/ADV-2008-2899: Cisco PIX and ASA Security Bypass and Denial of Service Vulnerabilities

Platforms Affected:

• Cisco Adaptive Security Appliance 7.2
• Cisco PIX Security Appliance 7.2

Reported:

Oct 22, 2008

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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