The Lanap BotDetect APS.NET CAPTCHA component before 1.5.4.0 stores the UUID and hash for a CAPTCHA in the ViewState of a page, which makes it easier for remote attackers to conduct automated attacks by replaying the ViewState for a known number.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Captcha_asp.net | Lanap_botdetect | * | * |
References
- http://secunia.com/advisories/20830
- http://securityreason.com/securityalert/1139
- http://securitytracker.com/id?1016371
- http://www.securityfocus.com/archive/1/438159/100/0/threaded
- http://www.securityfocus.com/bid/18315
- http://www.symantec.com/enterprise/research/SYMSA-2006-005.txt
- http://www.vupen.com/english/advisories/2006/2518
- https://exchange.xforce.ibmcloud.com/vulnerabilities/27409
- http://secunia.com/advisories/20830
- http://securityreason.com/securityalert/1139
- http://securitytracker.com/id?1016371
- http://www.securityfocus.com/archive/1/438159/100/0/threaded
- http://www.securityfocus.com/bid/18315
- http://www.symantec.com/enterprise/research/SYMSA-2006-005.txt
- http://www.vupen.com/english/advisories/2006/2518
- https://exchange.xforce.ibmcloud.com/vulnerabilities/27409