Link Following Affecting apport package, versions <2.20.9-0ubuntu7.8


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.04% (15th percentile)

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  • Snyk IDSNYK-UBUNTU1804-APPORT-474968
  • published3 Nov 2019
  • disclosed8 Feb 2020

Introduced: 3 Nov 2019

CVE-2019-11481  (opens in a new tab)
CWE-59  (opens in a new tab)

How to fix?

Upgrade Ubuntu:18.04 apport to version 2.20.9-0ubuntu7.8 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream apport package and not the apport package as distributed by Ubuntu. See How to fix? for Ubuntu:18.04 relevant fixed versions and status.

Kevin Backhouse discovered that apport would read a user-supplied configuration file with elevated privileges. By replacing the file with a symbolic link, a user could get apport to read any file on the system as root, with unknown consequences.

CVSS Scores

version 3.1