Link Following Affecting cron package, versions *


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.06% (30th percentile)

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  • Snyk IDSNYK-UBUNTU1404-CRON-311944
  • published9 Jun 2017
  • disclosed9 Jun 2017

Introduced: 9 Jun 2017

CVE-2017-9525  (opens in a new tab)
CWE-59  (opens in a new tab)

How to fix?

There is no fixed version for Ubuntu:14.04 cron.

NVD Description

Note: Versions mentioned in the description apply only to the upstream cron package and not the cron package as distributed by Ubuntu. See How to fix? for Ubuntu:14.04 relevant fixed versions and status.

In the cron package through 3.0pl1-128 on Debian, and through 3.0pl1-128ubuntu2 on Ubuntu, the postinst maintainer script allows for group-crontab-to-root privilege escalation via symlink attacks against unsafe usage of the chown and chmod programs.

CVSS Scores

version 3.1