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Category:   Application (E-mail Server)  >   Mailman Vendors:   GNU [multiple authors]
(Ubuntu Issues Fix) Mailman Access Control Flaw in User Options Page Lets Remote Users Conduct Cross-Site Request Forgery Attacks
SecurityTracker Alert ID:  1037162
SecurityTracker URL:  http://securitytracker.com/id/1037162
CVE Reference:   CVE-2016-6893   (Links to External Site)
Date:  Nov 2 2016
Impact:   Disclosure of authentication information, Disclosure of system information, Disclosure of user information, Modification of user information
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 2.1.23
Description:   A vulnerability was reported in Mailman. A remote user can conduct cross-site request forgery attacks.

A remote user can create a specially crafted HTML page or URL that, when loaded by the target authenticated user, will take actions on the target interface acting as the target user. This can be exploited by a remote user to obtain a target user's password.

The user options page is affected.

Nishant Agarwala reported this vulnerability.

Impact:   A remote user can take actions on the target system acting as the target authenticated user.
Solution:   Ubuntu has issued a fix.

The Ubuntu advisory is available at:

http://www.ubuntu.com/usn/usn-3118-1

Vendor URL:  www.ubuntu.com/usn/usn-3118-1 (Links to External Site)
Cause:   Access control error, Input validation error
Underlying OS:  Linux (Ubuntu)
Underlying OS Comments:  12.04 LTS, 14.04 LTS, 16.04 LTS, 16.10

Message History:   This archive entry is a follow-up to the message listed below.
Sep 2 2016 Mailman Access Control Flaw in User Options Page Lets Remote Users Conduct Cross-Site Request Forgery Attacks



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