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Netsikker nu! 2008
 
IBM Multiple Products GSKit Denial of Service Vulnerability
Secunia Advisory: SA11783
Release Date: 2004-06-07
Popularity: 11,268 views

Critical:
Moderately critical
Impact: DoS
Where: From remote
Solution Status: Vendor Patch

Software:IBM HTTP Server 1.x
IBM HTTP Server 2.x
IBM Tivoli Access Manager for Business Integration 5.x
IBM Tivoli Access Manager for e-business 3.x
IBM Tivoli Access Manager for e-business 4.x
IBM Tivoli Access Manager for e-business 5.x
IBM Tivoli Directory Server 4.x
IBM Tivoli Directory Server 5.x
IBM WebSphere MQ 5.x

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Description:
A vulnerability has been discovered in various IBM products, 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.

The IBM GSKit is included in the following products:
* Access Manager for e-business 3.9
* Access Manager for e-business 4.1
* Access Manager for e-business 5.1
* Access Manager for Business Integration 5.1
* IBM Tivoli Directory Server 4.1
* IBM Tivoli Directory Server 5.1
* IBM HTTP Server 1.3.12.x
* IBM HTTP Server 1.3.19.x
* IBM HTTP Server 1.3.26.x
* IBM HTTP Server 1.3.28.x
* IBM HTTP Server 2.0.42.x
* IBM HTTP Server 2.0.47.x
* Websphere MQ V5.3

Solution:
Fixes are available. See patch matrix at:
http://www-1.ibm.com/support/docview.wss?uid=swg21169222

Provided and/or discovered by:
Reported by vendor.

Original Advisory:
http://www-1.ibm.com/support/docview.wss?uid=swg21170854&rs=260


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