Vulnerability CVE-2016-9850 - CERT Civis.Net

Vulnerability Name:

CVE-2016-9850 (CCN-119812)

Assigned:

2016-12-06

Published:

2016-12-06

Updated:

2017-07-01

Summary:

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.

CVSS v3 Severity:

5.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
4.6 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): Low Availibility (A): None

5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): Low Availibility (A): None

CVSS v2 Severity:

5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): Partial Availibility (A): None

5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): Partial Availibility (A): None

Vulnerability Type:

Vulnerability Consequences:

Bypass Security

References:

Source: MITRE
Type: CNA
CVE-2016-9850

Source: BID
Type: Third Party Advisory, VDB Entry
94529

Source: CCN
Type: BID-94529
phpMyAdmin PMASA-2016-61 Security Bypass Vulnerability

Source: XF
Type: UNKNOWN
phpmyadmin-cve20169850-sec-bypass(119812)

Source: MLIST
Type: UNKNOWN
[debian-lts-announce] 20190617 [SECURITY] [DLA 1821-1] phpmyadmin security update

Source: GENTOO
Type: UNKNOWN
GLSA-201701-32

Source: CONFIRM
Type: Patch, Vendor Advisory
https://www.phpmyadmin.net/security/PMASA-2016-61

Source: CCN
Type: phpMyAdmin Security Advisory PMASA-2016-61
Username rule matching issues

Vulnerable Configuration:

Configuration 1:

cpe:/a:phpmyadmin:phpmyadmin:4.6.0:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.6.1:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.6.2:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.6.3:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.6.4:*:*:*:*:*:*:*

Configuration 2:

cpe:/a:phpmyadmin:phpmyadmin:4.4.0:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.1:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.1.1:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.2:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.3:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.4:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.5:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.6:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.6.1:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.7:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.8:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.9:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.10:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.11:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.12:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.13:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.13.1:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.14:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.14.1:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.15:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.15.1:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.15.2:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.15.3:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.15.4:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.15.5:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.15.6:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.15.7:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.15.8:*:*:*:*:*:*:*

Configuration 3:

cpe:/a:phpmyadmin:phpmyadmin:4.0.0:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.1:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.2:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.3:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.4:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.4.1:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.4.2:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.5:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.6:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.7:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.8:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.9:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.10:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.10.1:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.10.2:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.10.3:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.10.4:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.10.5:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.10.6:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.10.7:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.10.8:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.10.9:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.10.10:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.10.11:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.10.12:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.10.13:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.10.14:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.10.15:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.10.16:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.0.10.17:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/a:phpmyadmin:phpmyadmin:4.6.4:*:*:*:*:*:*:*

OR cpe:/a:phpmyadmin:phpmyadmin:4.4.15.8:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.opensuse.security:def:113141	P	phpMyAdmin-4.6.5.2-1.1 on GA media (Moderate)	2022-01-17
oval:org.opensuse.security:def:106569	P	phpMyAdmin-4.6.5.2-1.1 on GA media (Moderate)	2021-10-01
oval:com.ubuntu.bionic:def:201698500000000	V	CVE-2016-9850 on Ubuntu 18.04 LTS (bionic) - medium.	2016-12-11
oval:com.ubuntu.xenial:def:201698500000000	V	CVE-2016-9850 on Ubuntu 16.04 LTS (xenial) - medium.	2016-12-11
oval:com.ubuntu.disco:def:201698500000000	V	CVE-2016-9850 on Ubuntu 19.04 (disco) - medium.	2016-12-11
oval:com.ubuntu.artful:def:20169850000	V	CVE-2016-9850 on Ubuntu 17.10 (artful) - medium.	2016-12-10
oval:com.ubuntu.trusty:def:20169850000	V	CVE-2016-9850 on Ubuntu 14.04 LTS (trusty) - medium.	2016-12-10
oval:com.ubuntu.bionic:def:20169850000	V	CVE-2016-9850 on Ubuntu 18.04 LTS (bionic) - medium.	2016-12-10
oval:com.ubuntu.xenial:def:20169850000	V	CVE-2016-9850 on Ubuntu 16.04 LTS (xenial) - medium.	2016-12-10
oval:com.ubuntu.cosmic:def:20169850000	V	CVE-2016-9850 on Ubuntu 18.10 (cosmic) - medium.	2016-12-10
oval:com.ubuntu.cosmic:def:201698500000000	V	CVE-2016-9850 on Ubuntu 18.10 (cosmic) - medium.	2016-12-10
oval:com.ubuntu.precise:def:20169850000	V	CVE-2016-9850 on Ubuntu 12.04 LTS (precise) - medium.	2016-12-10