CVE-2024-32487

Name: CVE-2024-32487
Creator: NVD / NIST
Published: 2024-04-13T15:15:52.683+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.6/10EPSS 0.63%

Last modified Jun 17, 2026

CVE-2024-32487 is a high-severity vulnerability rated 8.6/10 on the CVSS scale. 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. EPSS estimates a 0.63% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

8.6/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

EPSS Probability

0.63%

45.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-96

Affected Software

Vendor	Product	Versions
Greenwoodsoftware	Less	<= 653
Debian	Debian Linux	10.0
Netapp	Bootstrap Os	All versions
Netapp	Hci Storage Nodes	All versions
Netapp	Solidfire	All versions

References

http://www.openwall.com/lists/oss-security/2024/04/15/1Mailing List
https://github.com/gwsw/less/commit/007521ac3c95bc76e3d59c6dbfe75d06c8075c33Patch
https://lists.debian.org/debian-lts-announce/2024/05/msg00018.htmlMailing List
https://security.netapp.com/advisory/ntap-20240605-0009/Vendor Advisory
https://www.openwall.com/lists/oss-security/2024/04/12/5Mailing List
https://www.openwall.com/lists/oss-security/2024/04/13/2Mailing List, Patch
http://www.openwall.com/lists/oss-security/2024/04/15/1Mailing List
https://github.com/gwsw/less/commit/007521ac3c95bc76e3d59c6dbfe75d06c8075c33Patch
https://lists.debian.org/debian-lts-announce/2024/05/msg00018.htmlMailing List
https://security.netapp.com/advisory/ntap-20240605-0009/Vendor Advisory
https://www.openwall.com/lists/oss-security/2024/04/12/5Mailing List
https://www.openwall.com/lists/oss-security/2024/04/13/2Mailing List, Patch

Timeline

Published: Apr 13, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-32487?

How severe is CVE-2024-32487?

CVE-2024-32487 has a CVSS score of 8.6/10 (HIGH severity). The EPSS model estimates a 0.63% probability of exploitation in the next 30 days.

How do I fix CVE-2024-32487?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-32487?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST