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Vulnerabilities / CVE-2019-6991

critical

CVE-2019-6991

A classic Stack-based buffer overflow exists in the zmLoadUser() funct ...

Published Modified CWE 787
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

Trivy's own label is CRITICAL. Rated critical by NVD. Rated lower by Ubuntu (medium).

Description

A classic Stack-based buffer overflow exists in the zmLoadUser() function in zm_user.cpp of the zmu binary in ZoneMinder through 1.32.3, allowing an unauthenticated attacker to execute code via a long username.

Affected packages and fixed versions

SourcePackageFixed in
alpine 3.15zoneminder1.36.7-r0
alpine 3.16zoneminder1.36.7-r0
alpine 3.17zoneminder1.36.7-r0
alpine 3.18zoneminder1.36.7-r0
alpine 3.19zoneminder1.36.7-r0
alpine 3.20zoneminder1.36.7-r0
alpine 3.21zoneminder1.36.7-r0
alpine 3.22zoneminder1.36.7-r0
alpine 3.23zoneminder1.36.7-r0
alpine 3.24zoneminder1.36.7-r0
alpine edgezoneminder1.36.7-r0
debian 11zoneminder1.32.3-2
Show all 18 entries from 18 sources
SourcePackageFixed in
alpine 3.15zoneminder1.36.7-r0
alpine 3.16zoneminder1.36.7-r0
alpine 3.17zoneminder1.36.7-r0
alpine 3.18zoneminder1.36.7-r0
alpine 3.19zoneminder1.36.7-r0
alpine 3.20zoneminder1.36.7-r0
alpine 3.21zoneminder1.36.7-r0
alpine 3.22zoneminder1.36.7-r0
alpine 3.23zoneminder1.36.7-r0
alpine 3.24zoneminder1.36.7-r0
alpine edgezoneminder1.36.7-r0
debian 11zoneminder1.32.3-2
debian 12zoneminder1.32.3-2
debian 13zoneminder1.32.3-2
debian 14zoneminder1.32.3-2
echozoneminder1.32.3-2
ubuntu 16.04-ESMzoneminder1.29.0+dfsg-1ubuntu2+esm1
ubuntu 19.04zoneminder1.32.3-2

References

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.