Description
The HTTP Authentication implementation in Geo++ GNCASTER 1.4.0.7 and earlier uses the same nonce for all authentication, which allows remote attackers to hijack web sessions or bypass authentication via a replay attack.
References
- 20100127 [RT-SA-2010-003] Geo++(R) GNCASTER: Faulty implementation of HTTPDigest Authentication mailing-list
- gncaster-nonce-replay(55977) vdb-entry
- http://www.redteam-pentesting.de/en/advisories/rt-sa-2010-003/-geo-r-gncaster-faulty-implementation-of-http-digest-authentication
- 38323 third-party-advisory
- 62014 vdb-entry