Arbitrary Command Injection Affecting emacs-common package, versions <1:24.3-23.el7_9.1


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
1.14% (65th percentile)

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  • Snyk IDSNYK-CENTOS7-EMACSCOMMON-3327006
  • published21 Feb 2023
  • disclosed21 Feb 2023

Introduced: 21 Feb 2023

CVE-2022-48339  (opens in a new tab)
CWE-77  (opens in a new tab)

How to fix?

Upgrade Centos:7 emacs-common to version 1:24.3-23.el7_9.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream emacs-common package and not the emacs-common package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

An issue was discovered in GNU Emacs through 28.2. htmlfontify.el has a command injection vulnerability. In the hfy-istext-command function, the parameter file and parameter srcdir come from external input, and parameters are not escaped. If a file name or directory name contains shell metacharacters, code may be executed.

CVSS Base Scores

version 3.1