Amazon Linux 2 Security Advisory: ALAS-2020-1536
Advisory Release Date: 2020-10-22 18:27 Pacific
Advisory Updated Date: 2020-10-22 22:35 Pacific
Severity:
Medium
Issue Overview:
A cross-site scripting vulnerability (XSS) has been discovered in mailman due to the host_name field not being properly validated. A malicious list owner could use this flaw to create a specially crafted list and inject client-side scripts. (CVE-2018-0618)
An issue was discovered in GNU Mailman before 2.1.28. A crafted URL can cause arbitrary text to be displayed on a web page from a trusted site. (CVE-2018-13796)
Affected Packages:
mailman
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update mailman to update your system.
New Packages:
aarch64:
mailman-2.1.15-30.amzn2.aarch64
mailman-debuginfo-2.1.15-30.amzn2.aarch64
i686:
mailman-2.1.15-30.amzn2.i686
mailman-debuginfo-2.1.15-30.amzn2.i686
src:
mailman-2.1.15-30.amzn2.src
x86_64:
mailman-2.1.15-30.amzn2.x86_64
mailman-debuginfo-2.1.15-30.amzn2.x86_64