CVE-2016-9849

critical

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.

References

http://www.securityfocus.com/bid/94521

https://lists.debian.org/debian-lts-announce/2019/06/msg00009.html

https://security.gentoo.org/glsa/201701-32

https://www.phpmyadmin.net/security/PMASA-2016-60

Details

Source: MITRE

Published: 2016-12-11

Updated: 2017-07-01

Type: CWE-264

Risk Information

CVSS v2

Base Score: 7.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 10

Severity: HIGH

CVSS v3

Base Score: 9.8

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

Impact Score: 5.9

Exploitability Score: 3.9

Severity: CRITICAL