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Category:   Application (Generic)  >   Puppet Vendors:   Puppet Labs
(Puppet Labs Issues Fix for Puppet Enterprise) OpenSSL DTLS Retransmission Error May Let Remote Users Deny Service
SecurityTracker Alert ID:  1029709
SecurityTracker URL:  http://securitytracker.com/id/1029709
CVE Reference:   CVE-2013-6450   (Links to External Site)
Date:  Feb 1 2014
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in OpenSSL. A remote user can cause denial of service conditions. Puppet Enterprise is affected.

The DTLS retransmission implementation does not properly maintain data structures for digest and encryption contexts. A remote user conducting a man-in-the-middle attack or a remote server may be able to trigger the use of a different context and cause the target client to crash.

Dmitry Sobinov reported this vulnerability.

Impact:   A remote user may be able to conduct man-in-the-middle attacks to deny service.
Solution:   Puppet Labs has issued a fix for Puppet (Enterprise 3.1.2).

The Puppet Labs advisory is available at:

http://puppetlabs.com/security/cve/cve-2013-6450

Vendor URL:  www.openssl.org/ (Links to External Site)
Cause:   State error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   This archive entry is a follow-up to the message listed below.
Jan 1 2014 OpenSSL DTLS Retransmission Error May Let Remote Users Deny Service



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