CVE-2021-46784

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

In Squid 3.x through 3.5.28, 4.x through 4.17, and 5.x before 5.6, due to improper buffer management, a Denial of Service can occur when processing long Gopher server responses.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-617

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://www.openwall.com/lists/oss-security/2023/10/13/1
http://www.openwall.com/lists/oss-security/2023/10/13/10
http://www.openwall.com/lists/oss-security/2023/10/21/1
http://www.squid-cache.org/Versions/v4/changesets/SQUID-2021_7.patchBroken Link
http://www.squid-cache.org/Versions/v5/changesets/SQUID-2021_7.patchPatch, Vendor Advisory
https://github.com/squid-cache/squid/commit/5e2ea2b13bd98f53e29964ca26bb0d602a8a12b9Patch, Third Party Advisory
https://github.com/squid-cache/squid/security/advisories/GHSA-f5cp-6rh3-284wMitigation, Patch, Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2021-46784Third Party Advisory
https://security.netapp.com/advisory/ntap-20221223-0007/Third Party Advisory
http://www.openwall.com/lists/oss-security/2023/10/13/1
http://www.openwall.com/lists/oss-security/2023/10/13/10
http://www.openwall.com/lists/oss-security/2023/10/21/1
http://www.squid-cache.org/Versions/v4/changesets/SQUID-2021_7.patchBroken Link
http://www.squid-cache.org/Versions/v5/changesets/SQUID-2021_7.patchPatch, Vendor Advisory
https://github.com/squid-cache/squid/commit/5e2ea2b13bd98f53e29964ca26bb0d602a8a12b9Patch, Third Party Advisory
https://github.com/squid-cache/squid/security/advisories/GHSA-f5cp-6rh3-284wMitigation, Patch, Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2021-46784Third Party Advisory
https://security.netapp.com/advisory/ntap-20221223-0007/Third Party Advisory

Timeline

Published: Jul 17, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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