The Cisco Intrusion Prevention System (IPS) and IOS with Firewall/IPS Feature Set do not properly handle certain full-width and half-width Unicode character encodings, which might allow remote attackers to evade detection of HTTP traffic.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Ips_sensor_software | Cisco | 4.0 (including) | 4.0 (including) |
| Ips_sensor_software | Cisco | 5.0(1) (including) | 5.0(1) (including) |
| Ips_sensor_software | Cisco | 5.0(2) (including) | 5.0(2) (including) |
| Ips_sensor_software | Cisco | 5.0(6)p1 (including) | 5.0(6)p1 (including) |
| Ips_sensor_software | Cisco | 5.1(1) (including) | 5.1(1) (including) |
| Ips_sensor_software | Cisco | 5.1(1a) (including) | 5.1(1a) (including) |
| Ips_sensor_software | Cisco | 5.1(1b) (including) | 5.1(1b) (including) |
| Ips_sensor_software | Cisco | 5.1(1c) (including) | 5.1(1c) (including) |
| Ips_sensor_software | Cisco | 5.1(1d) (including) | 5.1(1d) (including) |
| Ips_sensor_software | Cisco | 5.1(1e) (including) | 5.1(1e) (including) |
| Ips_sensor_software | Cisco | 5.1(p1) (including) | 5.1(p1) (including) |
References
- http://secunia.com/advisories/25285
- http://www.cisco.com/en/US/products/products_security_response09186a008083f82e.html
- http://www.gamasec.net/english/gs07-01.html
- http://www.kb.cert.org/vuls/id/739224
- http://www.osvdb.org/35336
- http://www.securityfocus.com/archive/1/468633/100/0/threaded
- http://www.securityfocus.com/bid/23980
- http://www.securitytracker.com/id?1018053
- http://www.securitytracker.com/id?1018054
- http://www.vupen.com/english/advisories/2007/1803
- https://exchange.xforce.ibmcloud.com/vulnerabilities/34277
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5465
- http://secunia.com/advisories/25285
- http://www.cisco.com/en/US/products/products_security_response09186a008083f82e.html
- http://www.gamasec.net/english/gs07-01.html
- http://www.kb.cert.org/vuls/id/739224
- http://www.osvdb.org/35336
- http://www.securityfocus.com/archive/1/468633/100/0/threaded
- http://www.securityfocus.com/bid/23980
- http://www.securitytracker.com/id?1018053
- http://www.securitytracker.com/id?1018054
- http://www.vupen.com/english/advisories/2007/1803
- https://exchange.xforce.ibmcloud.com/vulnerabilities/34277
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5465