The ssl_parse_client_key_exchange function in XySSL before 0.9 does not protect against certain Bleichenbacher attacks using chosen ciphertext, which allows remote attackers to recover keys via unspecified vectors.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Xyssl | Xyssl | * | 0.8 (including) |
| Xyssl | Xyssl | 0.1 (including) | 0.1 (including) |
| Xyssl | Xyssl | 0.2 (including) | 0.2 (including) |
| Xyssl | Xyssl | 0.3 (including) | 0.3 (including) |
| Xyssl | Xyssl | 0.4 (including) | 0.4 (including) |
| Xyssl | Xyssl | 0.5 (including) | 0.5 (including) |
| Xyssl | Xyssl | 0.6 (including) | 0.6 (including) |
| Xyssl | Xyssl | 0.7 (including) | 0.7 (including) |
| Xyssl | Ubuntu | hardy | * |
| Xyssl | Ubuntu | upstream | * |
References
- http://polarssl.org/?archive#001c
- http://www.vupen.com/english/advisories/2008/0917/references
- https://exchange.xforce.ibmcloud.com/vulnerabilities/41253
- http://polarssl.org/?archive#001c
- http://www.vupen.com/english/advisories/2008/0917/references
- https://exchange.xforce.ibmcloud.com/vulnerabilities/41253