========================================================================== Ubuntu Security Notice USN-4354-1 May 11, 2020
mailman vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS Summary: Mailman could be made to inject arbitrary content in the login page if it received a specially crafted input. Software Description: - mailman: Web-based mailing list manager (legacy branch) Details: It was discovered that Mailman incorrectly handled certain inputs. An attacker could possibly use this issue to inject arbitrary content in the login page. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 18.04 LTS: mailman 1:2.1.26-1ubuntu0.2 Ubuntu 16.04 LTS: mailman 1:2.1.20-1ubuntu0.5 In general, a standard system update will make all the necessary changes. References: https://usn.ubuntu.com/4354-1 CVE-2020-12108 Package Information: https://launchpad.net/ubuntu/+source/mailman/1:2.1.26-1ubuntu0.2 https://launchpad.net/ubuntu/+source/mailman/1:2.1.20-1ubuntu0.5
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