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Category:   Application (Web Server/CGI)  >   nginx Vendors:   nginx.org
nginx SMTP Proxy STARTTLS Flaw Lets Remote Users Inject Commands into SSL Sessions to Obtain Potentially Sensitive Information
SecurityTracker Alert ID:  1030692
SecurityTracker URL:  http://securitytracker.com/id/1030692
CVE Reference:   CVE-2014-3556   (Links to External Site)
Date:  Aug 7 2014
Impact:   Disclosure of user information, Modification of user information
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to versions 1.6.1, 1.7.4
Description:   A vulnerability was reported in the nginx SMTP proxy. A remote user can inject data into SSL sessions to obtain potentially sensitive information.

A remote user in a privileged network position can inject commands into SSL sessions that were started with the STARTTLS command to potentially obtain information sent by the target client.

Chris Boulton reported this vulnerability.

Impact:   A remote user can inject data into SSL sessions to obtain potentially sensitive information from the target client.
Solution:   The vendor has issued a fix (1.6.1, 1.7.4).

The vendor's advisory is available at:

http://mailman.nginx.org/pipermail/nginx-announce/2014/000144.html

Vendor URL:  nginx.org/ (Links to External Site)
Cause:   Not specified
Underlying OS:  Linux (Any)

Message History:   None.


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