The CHECK command in Cosign 2.0.1 and earlier allows remote attackers to bypass authentication requirements via CR (r) sequences in the cosign cookie parameter.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Cosign | Cosign | 0.7.0 (including) | 0.7.0 (including) |
| Cosign | Cosign | 0.8.0 (including) | 0.8.0 (including) |
| Cosign | Cosign | 0.9.0 (including) | 0.9.0 (including) |
| Cosign | Cosign | 1.0 (including) | 1.0 (including) |
| Cosign | Cosign | 1.1 (including) | 1.1 (including) |
| Cosign | Cosign | 1.5 (including) | 1.5 (including) |
| Cosign | Cosign | 1.6 (including) | 1.6 (including) |
| Cosign | Cosign | 1.7 (including) | 1.7 (including) |
| Cosign | Cosign | 1.8 (including) | 1.8 (including) |
| Cosign | Cosign | 1.8.5 (including) | 1.8.5 (including) |
| Cosign | Cosign | 1.9 (including) | 1.9 (including) |
| Cosign | Cosign | 2.0.1 (including) | 2.0.1 (including) |
References
- http://secunia.com/advisories/24845
- http://www.securityfocus.com/archive/1/465386/100/100/threaded
- http://www.umich.edu/~umweb/software/cosign/cosign-vuln-2007-001.txt
- http://www.vupen.com/english/advisories/2007/1359
- http://secunia.com/advisories/24845
- http://www.securityfocus.com/archive/1/465386/100/100/threaded
- http://www.umich.edu/~umweb/software/cosign/cosign-vuln-2007-001.txt
- http://www.vupen.com/english/advisories/2007/1359