Link Following Affecting apport package, versions <2.20.9-0ubuntu7.24


Severity

Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-UBUNTU1804-APPORT-1296801
  • published26 May 2021
  • disclosed12 Jun 2021

Introduced: 26 May 2021

CVE-2021-32554  (opens in a new tab)
CWE-59  (opens in a new tab)

How to fix?

Upgrade Ubuntu:18.04 apport to version 2.20.9-0ubuntu7.24 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.

It was discovered that read_file() in apport/hookutils.py would follow symbolic links or open FIFOs. When this function is used by the xorg package apport hooks, it could expose private data to other local users.

CVSS Scores

version 3.1