WebApp Sec mailing list archives

Re: Cookie not expiring...


From: Rogan Dawes <discard () dawes za net>
Date: Wed, 17 Aug 2005 13:54:06 +0200

bryan allott wrote:
i dont think the session is actually available. maybe what is happening is that a new session with the same identifier is being resurrected? read the following from msdn..

"Session identifiers for abandoned or expired sessions are recycled by default. That is, if a request is made that includes the session identifier for an expired or abandoned session, a new session is started using the same session identifier. You can disable this by setting regenerateExpiredSessionId attribute of the <sessionState> configuration element to true. For more information, see Session Identifiers."

..NET Framework
Supported in: 2.0, 1.1, 1.0

try that?


This sounds like the application would be vulnerable to session fixation attacks (http://www.acros.si/papers/session_fixation.pdf) if it allows arbitrary session id's to be (re-)created on the fly.

Rogan


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