CVE-2024-37894

Name: CVE-2024-37894
Creator: NVD / NIST
Published: 2024-06-25T20:15:11.873+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.3/10EPSS 6.25%

Last modified Jun 17, 2026

CVE-2024-37894 is a medium-severity vulnerability rated 6.3/10 on the CVSS scale. Squid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Due to an Out-of-bounds Write error when assigning ESI variables, Squid is susceptible to a Memory Corruption error. EPSS estimates a 6.25% chance of exploitation in the next 30 days.

Description

Squid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Due to an Out-of-bounds Write error when assigning ESI variables, Squid is susceptible to a Memory Corruption error. This error can lead to a Denial of Service attack.

Metrics

CVSS 3.1

6.3/10

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

EPSS Probability

6.25%

92.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Squid-Cache	Squid	>= 3.0, < 6.10

References

https://github.com/squid-cache/squid/commit/f411fe7d75197852f0e5ee85027a06d58dd8df4c.patchPatch
https://github.com/squid-cache/squid/security/advisories/GHSA-wgvf-q977-9xjgPatch, Vendor Advisory
https://security.netapp.com/advisory/ntap-20240719-0001/Third Party Advisory
https://github.com/squid-cache/squid/commit/f411fe7d75197852f0e5ee85027a06d58dd8df4c.patchPatch
https://github.com/squid-cache/squid/security/advisories/GHSA-wgvf-q977-9xjgPatch, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2025/03/msg00009.html
https://security.netapp.com/advisory/ntap-20240719-0001/Third Party Advisory

Timeline

Published: Jun 25, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-37894?

How severe is CVE-2024-37894?

CVE-2024-37894 has a CVSS score of 6.3/10 (MEDIUM severity). The EPSS model estimates a 6.25% probability of exploitation in the next 30 days.

How do I fix CVE-2024-37894?

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-2024-37894?

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

Scan your code now

Source: NVD / NIST