CVE-2016-6337 — HIGH (7.5) — White Hats Nepal

Vulnerability Description

MediaWiki 1.27.x before 1.27.1 might allow remote attackers to bypass intended session access restrictions by leveraging a call to the UserGetRights function after Session::getAllowedUserRights.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Mediawiki	Mediawiki	1.27.0

Related Weaknesses (CWE)

CWE-284

References

https://lists.wikimedia.org/pipermail/mediawiki-announce/2016-August/000195.htmlMailing ListPatchVendor Advisory
https://phabricator.wikimedia.org/T139670PatchThird Party Advisory
https://lists.wikimedia.org/pipermail/mediawiki-announce/2016-August/000195.htmlMailing ListPatchVendor Advisory
https://phabricator.wikimedia.org/T139670PatchThird Party Advisory

FAQ

What is CVE-2016-6337?

CVE-2016-6337 is a vulnerability with a CVSS score of 7.5 (HIGH). MediaWiki 1.27.x before 1.27.1 might allow remote attackers to bypass intended session access restrictions by leveraging a call to the UserGetRights function after Session::getAllowedUserRights.

How severe is CVE-2016-6337?

CVE-2016-6337 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2016-6337?

Check the references section above for vendor advisories and patch information. Affected products include: Mediawiki Mediawiki.