USN-3118-1: Mailman vulnerabilities
Ubuntu Security Notice USN-3118-1
1st November, 2016
mailman vulnerabilities
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 16.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS
Summary
Several security issues were fixed in Mailman.
Software description
- mailman
– Powerful, web-based mailing list manager
Details
It was discovered that the Mailman administrative web interface did not
protect against cross-site request forgery (CSRF) attacks. If an
authenticated user were tricked into visiting a malicious website while
logged into Mailman, a remote attacker could perform administrative
actions. This issue only affected Ubuntu 12.04 LTS. (CVE-2016-7123)
Nishant Agarwala discovered that the Mailman user options page did not
protect against cross-site request forgery (CSRF) attacks. If an
authenticated user were tricked into visiting a malicious website while
logged into Mailman, a remote attacker could modify user options.
(CVE-2016-6893)
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 16.10:
-
mailman
1:2.1.22-1ubuntu0.1
- Ubuntu 16.04 LTS:
-
mailman
1:2.1.20-1ubuntu0.1
- Ubuntu 14.04 LTS:
-
mailman
1:2.1.16-2ubuntu0.2
- Ubuntu 12.04 LTS:
-
mailman
1:2.1.14-3ubuntu0.4
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.
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