Improper Input Validation Affecting eglibc package, versions <2.19-0ubuntu6.4


Severity

Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.06% (26th percentile)

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  • Snyk IDSNYK-UBUNTU1404-EGLIBC-282784
  • published24 Nov 2014
  • disclosed24 Nov 2014

Introduced: 24 Nov 2014

CVE-2014-7817  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Ubuntu:14.04 eglibc to version 2.19-0ubuntu6.4 or higher.

NVD Description

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

The wordexp function in GNU C Library (aka glibc) 2.21 does not enforce the WRDE_NOCMD flag, which allows context-dependent attackers to execute arbitrary commands, as demonstrated by input containing "$((...))".

CVSS Scores

version 3.1