CVE-2024-25111: squid — Fix

Description

Squid is a web proxy cache. Starting in version 3.5.27 and prior to version 6.8, Squid may be vulnerable to a Denial of Service attack against HTTP Chunked decoder due to an uncontrolled recursion bug. This problem allows a remote attacker to cause Denial of Service when sending a crafted, chunked, encoded HTTP Message. This bug is fixed in Squid version 6.8. In addition, patches addressing this problem for the stable releases can be found in Squid's patch archives. There is no workaround for this issue.

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CVSS v3.1 Score

8.6

HIGH

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

Weakness Type (CWE)

CWE-674 CWE-674

Affected Products

Vendor	Product	Versions
squid-cache	squid	3.5.27 — 6.8
fedoraproject	fedora	All
fedoraproject	fedora	All
netapp	bluexp	All

References

Advisories & Patches

http://www.squid-cache.org/Versions/v6/SQUID-2024_1.patch https://github.com/squid-cache/squid/security/advisories/GHSA-72c2-c3wm-8qxc http://www.squid-cache.org/Versions/v6/SQUID-2024_1.patch https://github.com/squid-cache/squid/security/advisories/GHSA-72c2-c3wm-8qxc

Other References

https://lists.fedoraproject.org/archives/list/[email protected]/message/7R4KPSO3MQT3KAOZV7LC2GG3CYMCGK7H/ https://lists.fedoraproject.org/archives/list/[email protected]/message/XWQHRDRHDM5PQTU6BHH4C5KGL37X6TVI/ https://security.netapp.com/advisory/ntap-20240605-0001/ https://lists.debian.org/debian-lts-announce/2025/03/msg00009.html https://lists.fedoraproject.org/archives/list/[email protected]/message/7R4KPSO3MQT3KAOZV7LC2GG3CYMCGK7H/ https://lists.fedoraproject.org/archives/list/[email protected]/message/XWQHRDRHDM5PQTU6BHH4C5KGL37X6TVI/ https://security.netapp.com/advisory/ntap-20240605-0001/

Frequently Asked Questions

What is CVE-2024-25111? +

Squid is a web proxy cache. Starting in version 3.5.27 and prior to version 6.8, Squid may be vulnerable to a Denial of Service attack against HTTP Chunked decoder due to an uncontrolled recursion bug. This problem allows a remote attacker to cause Denial of Service when sending a crafted, chunked, encoded HTTP Message. This bug is fixed in Squid version 6.8. In addition, patches addressing this problem for the stable releases can be found in Squid's patch archives. There is no workaround for this issue. It has a CVSS v3.1 base score of 8.6 (HIGH).

How severe is CVE-2024-25111? +

CVE-2024-25111 has a CVSS v3.1 score of 8.6 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-25111? +

CVE-2024-25111 affects products from fedoraproject, netapp, squid-cache, specifically: bluexp, fedora, squid. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-25111? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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