OS Command Injection Affecting emacs-lucid package, versions <1:28.1-2.amzn2023.0.2


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.66% (50th percentile)

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  • Snyk IDSNYK-AMZN2023-EMACSLUCID-3350441
  • published7 Mar 2023
  • disclosed28 Nov 2022

Introduced: 28 Nov 2022

CVE-2022-45939  (opens in a new tab)
CWE-78  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 emacs-lucid to version 1:28.1-2.amzn2023.0.2 or higher.
This issue was patched in ALAS2023-2023-108.

NVD Description

Note: Versions mentioned in the description apply only to the upstream emacs-lucid package and not the emacs-lucid package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

GNU Emacs through 28.2 allows attackers to execute commands via shell metacharacters in the name of a source-code file, because lib-src/etags.c uses the system C library function in its implementation of the ctags program. For example, a victim may use the "ctags *" command (suggested in the ctags documentation) in a situation where the current working directory has contents that depend on untrusted input.

CVSS Base Scores

version 3.1