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[SA12052] IBM Lotus Sametime GSKit Denial of Service Vulnerability

From: Secunia Security Advisories (sec-advsecunia.com)
Date: Tue Jul 13 2004 - 07:37:49 CDT

TITLE:
IBM Lotus Sametime GSKit Denial of Service Vulnerability

SECUNIA ADVISORY ID:
SA12052

VERIFY ADVISORY:
http://secunia.com/advisories/12052/

CRITICAL:
Moderately critical

IMPACT:
DoS

WHERE:
From remote

SOFTWARE:
IBM Lotus Instant Messaging and Web Conferencing (Sametime) 6.x
http://secunia.com/product/3676/
IBM Lotus Sametime 3.x
http://secunia.com/product/650/

DESCRIPTION:
A vulnerability has been discovered in IBM Lotus Sametime, which can
be exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to an unspecified error within the
IBM Global Security Toolkit (GSKit) during SSL handshakes. This can
be exploited via specially crafted SSL records to crash the
application or cause a performance degradation.

This vulnerability is related to:
SA11783

SOLUTION:
Updated versions of GSKit are available (see original advisory).

PROVIDED AND/OR DISCOVERED BY:
Reported by vendor.

ORIGINAL ADVISORY:
http://www-1.ibm.com/support/docview.wss?rs=203&uid=swg21169383

OTHER REFERENCES:
SA11783:
http://secunia.com/advisories/11783/

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