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


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.04% (15th percentile)

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  • Snyk IDSNYK-UBUNTU1804-APPORT-1296817
  • published26 May 2021
  • disclosed12 Jun 2021

Introduced: 26 May 2021

CVE-2021-32557  (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 the process_report() function in data/whoopsie-upload-all allowed arbitrary file writes via symlinks.

CVSS Scores

version 3.1