Vulnerability CVE-2016-6331

Vulnerability Name:

CVE-2016-6331 (CCN-125209)

Assigned:

2016-07-26

Published:

2017-04-20

Updated:

2017-04-24

Summary:

ApiParse in MediaWiki before 1.23.15, 1.26.x before 1.26.4, and 1.27.x before 1.27.1 allows remote attackers to bypass intended per-title read restrictions via a parse action to api.php.

CVSS v3 Severity:

7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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): High Integrity (I): None 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:P/I:N/A:N)

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

CWE-284

Vulnerability Consequences:

Bypass Security

References:

Source: MITRE
Type: CNA
CVE-2016-6331

Source: CONFIRM
Type: Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1369613

Source: XF
Type: UNKNOWN
mediawiki-cve20166331-sec-bypass(125209)

Source: CCN
Type: MediaWiki Web site
[MediaWiki-announce] Security Release - 1.27.1, 1.26.4, 1.23.15

Source: MLIST
Type: Mailing List, Patch, Vendor Advisory
[MediaWiki-announce] 20160823 Security Release - 1.27.1, 1.26.4, 1.23.15

Source: CONFIRM
Type: Patch, Third Party Advisory
https://phabricator.wikimedia.org/T115333

Vulnerable Configuration:

Configuration 1:

cpe:/a:mediawiki:mediawiki:*:*:*:*:*:*:*:* (Version <= 1.23.14)

OR cpe:/a:mediawiki:mediawiki:1.26.0:*:*:*:*:*:*:*

OR cpe:/a:mediawiki:mediawiki:1.26.1:*:*:*:*:*:*:*

OR cpe:/a:mediawiki:mediawiki:1.26.2:*:*:*:*:*:*:*

OR cpe:/a:mediawiki:mediawiki:1.26.3:*:*:*:*:*:*:*

OR cpe:/a:mediawiki:mediawiki:1.26.4:*:*:*:*:*:*:*

OR cpe:/a:mediawiki:mediawiki:1.27.0:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/a:mediawiki:mediawiki:1.27.0:*:*:*:*:*:*:*

OR cpe:/a:mediawiki:mediawiki:1.23.14:*:*:*:*:*:*:*

OR cpe:/a:mediawiki:mediawiki:1.26.3:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:com.ubuntu.disco:def:201663310000000	V	CVE-2016-6331 on Ubuntu 19.04 (disco) - medium.	2017-04-20
oval:com.ubuntu.artful:def:20166331000	V	CVE-2016-6331 on Ubuntu 17.10 (artful) - medium.	2017-04-20
oval:com.ubuntu.trusty:def:20166331000	V	CVE-2016-6331 on Ubuntu 14.04 LTS (trusty) - medium.	2017-04-20
oval:com.ubuntu.bionic:def:20166331000	V	CVE-2016-6331 on Ubuntu 18.04 LTS (bionic) - medium.	2017-04-20
oval:com.ubuntu.cosmic:def:201663310000000	V	CVE-2016-6331 on Ubuntu 18.10 (cosmic) - medium.	2017-04-20
oval:com.ubuntu.cosmic:def:20166331000	V	CVE-2016-6331 on Ubuntu 18.10 (cosmic) - medium.	2017-04-20
oval:com.ubuntu.bionic:def:201663310000000	V	CVE-2016-6331 on Ubuntu 18.04 LTS (bionic) - medium.	2017-04-20
oval:com.ubuntu.precise:def:20166331000	V	CVE-2016-6331 on Ubuntu 12.04 LTS (precise) - medium.	2017-04-20

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