Description
WebVPN on the Cisco Adaptive Security Appliances (ASA) device with software 8.0(4), 8.1.2, and 8.2.1 allows remote attackers to bypass certain protection mechanisms involving URL rewriting and HTML rewriting, and conduct cross-site scripting (XSS) attacks, by modifying the first hex-encoded character in a /+CSCO+ URI, aka Bug ID CSCsy80705.
References
- 20090624 Trustwave's SpiderLabs Security Advisory TWSL2009-002 mailing-list
- 1022457 vdb-entry
- 35480 vdb-entry
- ADV-2009-1713 vdb-entry
- 35511 third-party-advisory