Security Features in phpMyAdmin - CVE-2016-9850
Published: December 11, 2016 / Updated: August 4, 2020
Vulnerability identifier: #VU33571
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2016-9850
CWE-ID: CWE-254
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to manipulate data.
An issue was discovered in phpMyAdmin. Username matching for the allow/deny rules may result in wrong matches and detection of the username in the rule due to non-constant execution time. 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 software
phpMyAdmin
phpmyadmin (Alpine package)
phpmyadmin (Alpine package)
How to mitigate CVE-2016-9850
Install update from vendor's website.
phpmyadmin (Alpine package) - update to 4.4.15.9-r0