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Vulnerabilities / CVE-2016-9849

critical

CVE-2016-9849

An issue was discovered in phpMyAdmin. It is possible to bypass AllowR ...

Published Modified CWE 264
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

An issue was discovered in phpMyAdmin. It is possible to bypass AllowRoot restriction ($cfg['Servers'][$i]['AllowRoot']) and deny rules for username by using Null Byte in the username. All 4.6.x versions (prior to 4.6.5), 4.4.x versions (prior to 4.4.15.9), and 4.0.x versions (prior to 4.0.10.18) are affected.

Affected packages and fixed versions

SourcePackageFixed in
alpine 3.10phpmyadmin4.6.5.2-r0
alpine 3.11phpmyadmin4.6.5.2-r0
alpine 3.12phpmyadmin4.6.5.2-r0
alpine 3.13phpmyadmin4.6.5.2-r0
alpine 3.14phpmyadmin4.6.5.2-r0
alpine 3.15phpmyadmin4.6.5.2-r0
alpine 3.16phpmyadmin4.6.5.2-r0
alpine 3.17phpmyadmin4.6.5.2-r0
alpine 3.18phpmyadmin4.6.5.2-r0
alpine 3.19phpmyadmin4.6.5.2-r0
alpine 3.2phpmyadmin4.4.15.9-r0
alpine 3.20phpmyadmin4.6.5.2-r0
Show all 32 entries from 32 sources
SourcePackageFixed in
alpine 3.10phpmyadmin4.6.5.2-r0
alpine 3.11phpmyadmin4.6.5.2-r0
alpine 3.12phpmyadmin4.6.5.2-r0
alpine 3.13phpmyadmin4.6.5.2-r0
alpine 3.14phpmyadmin4.6.5.2-r0
alpine 3.15phpmyadmin4.6.5.2-r0
alpine 3.16phpmyadmin4.6.5.2-r0
alpine 3.17phpmyadmin4.6.5.2-r0
alpine 3.18phpmyadmin4.6.5.2-r0
alpine 3.19phpmyadmin4.6.5.2-r0
alpine 3.2phpmyadmin4.4.15.9-r0
alpine 3.20phpmyadmin4.6.5.2-r0
alpine 3.21phpmyadmin4.6.5.2-r0
alpine 3.22phpmyadmin4.6.5.2-r0
alpine 3.23phpmyadmin4.6.5.2-r0
alpine 3.24phpmyadmin4.6.5.2-r0
alpine 3.4phpmyadmin4.6.5.2-r0
alpine 3.5phpmyadmin4.6.5.2-r0
alpine 3.6phpmyadmin4.6.5.2-r0
alpine 3.7phpmyadmin4.6.5.2-r0
alpine 3.8phpmyadmin4.6.5.2-r0
alpine 3.9phpmyadmin4.6.5.2-r0
alpine edgephpmyadmin4.6.5.2-r0
debian 11phpmyadmin4:4.6.5.1-1
debian 12phpmyadmin4:4.6.5.1-1
debian 13phpmyadmin4:4.6.5.1-1
debian 14phpmyadmin4:4.6.5.1-1
debian 7phpmyadmin4:3.4.11.1-2+deb7u7
debian 8phpmyadmin4:4.2.12-2+deb8u6
echophpmyadmin4:4.6.5.1-1
ubuntu 14.04-ESMphpmyadmin4:4.0.10-1ubuntu0.1+esm3
ubuntu 16.04-ESMphpmyadmin4:4.5.4.1-2ubuntu2.1+esm5

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.