CVE-2024-32487 Affecting less package, versions <590-1ubuntu0.22.04.3


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.04% (13th percentile)

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  • Snyk IDSNYK-UBUNTU2204-LESS-6672172
  • published23 Apr 2024
  • disclosed13 Apr 2024

Introduced: 13 Apr 2024

CVE-2024-32487  (opens in a new tab)

How to fix?

Upgrade Ubuntu:22.04 less to version 590-1ubuntu0.22.04.3 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream less package and not the less package as distributed by Ubuntu. See How to fix? for Ubuntu:22.04 relevant fixed versions and status.

less through 653 allows OS command execution via a newline character in the name of a file, because quoting is mishandled in filename.c. Exploitation typically requires use with attacker-controlled file names, such as the files extracted from an untrusted archive. Exploitation also requires the LESSOPEN environment variable, but this is set by default in many common cases.

CVSS Base Scores

version 3.1