The AAA functionality in the IPv4 SSL VPN implementations on Cisco Adaptive Security Appliances (ASA) 5500 series devices, and the ASA Services Module (ASASM) in Cisco Catalyst 6500 series devices, with software 8.2 before 8.2(5.30) and 8.3 before 8.3(2.34) allows remote attackers to cause a denial of service (device reload) via a crafted authentication response, aka Bug ID CSCtz04566.
Weakness
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Adaptive_security_appliance_software | Cisco | 8.2 (including) | 8.2 (including) |
| Adaptive_security_appliance_software | Cisco | 8.2(1) (including) | 8.2(1) (including) |
| Adaptive_security_appliance_software | Cisco | 8.2(2) (including) | 8.2(2) (including) |
| Adaptive_security_appliance_software | Cisco | 8.2(3) (including) | 8.2(3) (including) |
| Adaptive_security_appliance_software | Cisco | 8.2(3.9) (including) | 8.2(3.9) (including) |
| Adaptive_security_appliance_software | Cisco | 8.2(4) (including) | 8.2(4) (including) |
| Adaptive_security_appliance_software | Cisco | 8.2(4.1) (including) | 8.2(4.1) (including) |
| Adaptive_security_appliance_software | Cisco | 8.2(4.4) (including) | 8.2(4.4) (including) |
| Adaptive_security_appliance_software | Cisco | 8.2(5) (including) | 8.2(5) (including) |
| Adaptive_security_appliance_software | Cisco | 8.3(1) (including) | 8.3(1) (including) |
| Adaptive_security_appliance_software | Cisco | 8.3(2) (including) | 8.3(2) (including) |
Potential Mitigations
Related Attack Patterns
- https://cwe.mitre.org/data/definitions/114.html
- https://cwe.mitre.org/data/definitions/115.html
- https://cwe.mitre.org/data/definitions/151.html
- https://cwe.mitre.org/data/definitions/194.html
- https://cwe.mitre.org/data/definitions/22.html
- https://cwe.mitre.org/data/definitions/57.html
- https://cwe.mitre.org/data/definitions/593.html
- https://cwe.mitre.org/data/definitions/633.html
- https://cwe.mitre.org/data/definitions/650.html
- https://cwe.mitre.org/data/definitions/94.html
References
- http://osvdb.org/86137
- http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20121010-asa
- http://www.securityfocus.com/bid/55865
- http://osvdb.org/86137
- http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20121010-asa
- http://www.securityfocus.com/bid/55865