Improper Encoding or Escaping of Output Affecting policykit-1 package, versions *


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-UBUNTU1804-POLICYKIT1-318643
  • published13 Feb 2017
  • disclosed13 Feb 2017

Introduced: 13 Feb 2017

CVE-2016-2568  (opens in a new tab)
CWE-116  (opens in a new tab)

How to fix?

There is no fixed version for Ubuntu:18.04 policykit-1.

NVD Description

Note: Versions mentioned in the description apply only to the upstream policykit-1 package and not the policykit-1 package as distributed by Ubuntu. See How to fix? for Ubuntu:18.04 relevant fixed versions and status.

pkexec, when used with --user nonpriv, allows local users to escape to the parent session via a crafted TIOCSTI ioctl call, which pushes characters to the terminal's input buffer.

CVSS Scores

version 3.1