Permissions, Privileges, and Access Controls in phpMyAdmin



Published: 2016-12-11 | Updated: 2020-08-04
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2016-9849
CWE-ID CWE-264
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		phpMyAdmin
Web applications / Remote management & hosting panels

Vendor phpMyAdmin

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU33348

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-9849

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

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.

Mitigation

Install update from vendor's website.

Vulnerable software versions

phpMyAdmin: 4.0.0 - 4.6.4

CPE2.3 External links

http://www.securityfocus.com/bid/94521
http://lists.debian.org/debian-lts-announce/2019/06/msg00009.html
http://security.gentoo.org/glsa/201701-32
http://www.phpmyadmin.net/security/PMASA-2016-60


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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