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Category:   Application (VPN)  >   OpenSSL Vendors:   OpenSSL.org
OpenSSL DTLS Bug Lets Remote Users Deny Service
SecurityTracker Alert ID:  1026548
SecurityTracker URL:  http://securitytracker.com/id/1026548
CVE Reference:   CVE-2012-0050   (Links to External Site)
Date:  Jan 19 2012
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 0.9.8s, 1.0.0f
Description:   A vulnerability was reported in OpenSSL. A remote user can cause denial of service conditions.

The fix to correct the Datagram Transport Layer Security (DTLS) vulnerability referenced by CVE-2011-4108 [Alert ID 1026485] introduced a flaw. A remote user can send specially crafted data to cause denial of service conditions on the target system.

Only DTLS applications using OpenSSL 1.0.0f and 0.9.8s are affected.

Antonio Martin, Enterprise Secure Access Research and Development, Cisco Systems, Inc. reported this vulnerability.

Impact:   A remote user can cause denial of service conditions.
Solution:   The vendor has issued a fix (0.9.8t, 1.0.0g).

The vendor's advisory is available at:

http://www.openssl.org/news/secadv_20120118.txt

Vendor URL:  www.openssl.org/news/secadv_20120118.txt (Links to External Site)
Cause:   Not specified
Underlying OS:   Linux (Any), UNIX (Any), Windows (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Jan 26 2012 (HP Issues Fix for HP-UX) OpenSSL DTLS Bug Lets Remote Users Deny Service
HP has issued a fix for HP-UX B.11.11, B.11.23, and B.11.31.



 Source Message Contents

Date:  Thu, 19 Jan 2012 20:24:33 +0000
Subject:  OpenSSL


http://www.openssl.org/news/secadv_20120118.txt

DTLS DoS attack (CVE-2012-0050)
 
 


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