Vulnerability Details : CVE-2016-6331
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.
Vulnerability category: BypassGain privilege
Exploit prediction scoring system (EPSS) score for CVE-2016-6331
Probability of exploitation activity in the next 30 days: 0.27%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 63 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2016-6331
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST |
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2016-6331
-
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-6331
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https://phabricator.wikimedia.org/T115333
⚓ T115333 API action=parse does not check-per title read permissionsPatch;Third Party Advisory
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https://lists.wikimedia.org/pipermail/mediawiki-announce/2016-August/000195.html
[MediaWiki-announce] Security Release - 1.27.1, 1.26.4, 1.23.15Mailing List;Patch;Vendor Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=1369613
1369613 – (CVE-2016-6331, CVE-2016-6332, CVE-2016-6333, CVE-2016-6334, CVE-2016-6335, CVE-2016-6336) CVE-2016-6331 CVE-2016-6332 CVE-2016-6333 CVE-2016-6334 CVE-2016-6335 CVE-2016-6336 mediawiki: multIssue Tracking
Products affected by CVE-2016-6331
- cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
- cpe:2.3:a:mediawiki:mediawiki:1.26.0:*:*:*:*:*:*:*
- cpe:2.3:a:mediawiki:mediawiki:1.27.0:*:*:*:*:*:*:*
- cpe:2.3:a:mediawiki:mediawiki:1.26.2:*:*:*:*:*:*:*
- cpe:2.3:a:mediawiki:mediawiki:1.26.3:*:*:*:*:*:*:*
- cpe:2.3:a:mediawiki:mediawiki:1.26.4:*:*:*:*:*:*:*
- cpe:2.3:a:mediawiki:mediawiki:1.26.1:*:*:*:*:*:*:*