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Citrix Multiple Products TLS Session Renegotiation Plaintext Injection Vulnerability

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Description


Citrix has acknowledged a vulnerability in multiple Citrix products, which can be exploited by malicious people to manipulate certain data.

The vulnerability is caused due to an error in the TLS protocol while handling session renegotiations. This can be exploited to insert arbitrary plaintext before data sent by a legitimate client in an existing TLS session, via Man-in-the-Middle (MitM) attacks.

This is related to:
SA37291

Please see the vendor's advisory for a list of affected products.


Solution:
Please see the vendor's advisory for a list of fixed versions.

Original Advisory:
Citrix:
http://support.citrix.com/article/CTX123359

Deep Links:
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: Citrix Multiple Products TLS Session Renegotiation Plaintext Injection Vulnerability

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