Security Advisory

CVE-2018-6557

7
HIGH

Vulnerability Description

The MOTD update script in the base-files package in Ubuntu 18.04 LTS before 10.1ubuntu2.2, and Ubuntu 18.10 before 10.1ubuntu6 incorrectly handled temporary files. A local attacker could use this issue to cause a denial of service, or possibly escalate privileges if kernel symlink restrictions were disabled.
Published Date August 21, 2018
Official Source NIST NVD Advisory