CVE-2016-5408

squid: Buffer overflow vulnerability in cachemgr.cgi tool

Published 10 Aug 2016Modified 17 Jun 2026CWE 119

In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Red Hat7.5CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Trivy's own label is CRITICAL. Rated critical by NVD. Rated lower by Red Hat (medium), Amazon (medium), Oracle (medium).

Description

Stack-based buffer overflow in the munge_other_line function in cachemgr.cgi in the squid package before 3.1.23-16.el6_8.6 in Red Hat Enterprise Linux 6 allows remote attackers to execute arbitrary code via unspecified vectors. NOTE: this vulnerability exists because of an incorrect fix for CVE-2016-4051.

Affected packages and fixed versions

Source	Package	Fixed in
amazon linux 1	squid, squid-debuginfo	7:3.1.23-16.22.amzn1
debian 7	squid3	3.1.20-2.2+deb7u6
Oracle Linux 6	squid	7:3.1.23-16.el6_8.6

Show all 4 entries from 3 sources

Source	Package	Fixed in
amazon linux 1	squid	7:3.1.23-16.22.amzn1
amazon linux 1	squid-debuginfo	7:3.1.23-16.22.amzn1
debian 7	squid3	3.1.20-2.2+deb7u6
Oracle Linux 6	squid	7:3.1.23-16.el6_8.6

References

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Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.