Improper Input Validation Affecting glibc-headers package, versions <0:2.17-55.0.4.el7_0.3


Severity

Recommended
0.0
medium
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.06% (26th percentile)

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  • Snyk IDSNYK-ORACLE7-GLIBCHEADERS-2488126
  • published10 Apr 2022
  • 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 Oracle:7 glibc-headers to version 0:2.17-55.0.4.el7_0.3 or higher.
This issue was patched in ELSA-2014-2023.

NVD Description

Note: Versions mentioned in the description apply only to the upstream glibc-headers package and not the glibc-headers package as distributed by Oracle. See How to fix? for Oracle:7 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