[USN-3842-1] CUPS vulnerability


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From: Marc Deslauriers
Reply-To: Ubuntu Security
To: ubuntu-security-announce@lists.ubuntu.com
Message-ID:
Subject: [USN-3842-1] CUPS vulnerability

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Ubuntu Security Notice USN-3842-1
December 10, 2018

cups vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

– Ubuntu 18.10
– Ubuntu 18.04 LTS
– Ubuntu 16.04 LTS
– Ubuntu 14.04 LTS

Summary:

CUPS could be made to expose sensitive information.

Software Description:
– cups: Common UNIX Printing System(tm)

Details:

Jann Horn discovered that CUPS incorrectly handled session cookie
randomness. A remote attacker could possibly use this issue to perform
cross-site request forgery (CSRF) attacks.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 18.10:
cups 2.2.8-5ubuntu1.1

Ubuntu 18.04 LTS:
cups 2.2.7-1ubuntu2.2

Ubuntu 16.04 LTS:
cups 2.1.3-4ubuntu0.6

Ubuntu 14.04 LTS:
cups 1.7.2-0ubuntu1.11

In general, a standard system update will make all the necessary changes.=

References:
https://usn.ubuntu.com/usn/usn-3842-1
CVE-2018-4700

Package Information:
https://launchpad.net/ubuntu/+source/cups/2.2.8-5ubuntu1.1
https://launchpad.net/ubuntu/+source/cups/2.2.7-1ubuntu2.2
https://launchpad.net/ubuntu/+source/cups/2.1.3-4ubuntu0.6
https://launchpad.net/ubuntu/+source/cups/1.7.2-0ubuntu1.11

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