GitHub Advisory DatabaseGHSA-WRHX-3PXR-6VGGWikimedia MediaWiki Incorrect Access Control vulnerability
7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
6.8 Medium
AI Score
Confidence
High
0.009 Low
EPSS
Percentile
83.1%
An Incorrect Access Control vulnerability was found in Wikimedia MediaWiki 1.27.0 through 1.32.1. Directly POSTing to Special:ChangeEmail would allow for bypassing re-authentication, allowing for potential account takeover.
Affected configurations
| CPE | Name | Operator | Version |
|---|---|---|---|
| mediawiki/core | lt | 1.32.2 | |
| mediawiki/core | lt | 1.31.2 | |
| mediawiki/core | lt | 1.30.2 | |
| mediawiki/core | lt | 1.27.6 |
References
github.com/advisories/GHSA-wrhx-3pxr-6vgg
github.com/FriendsOfPHP/security-advisories/blob/master/mediawiki/core/CVE-2019-12468.yaml
lists.wikimedia.org/pipermail/mediawiki-announce
lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.html
nvd.nist.gov/vuln/detail/CVE-2019-12468
phabricator.wikimedia.org/T197279
seclists.org/bugtraq/2019/Jun/12
www.debian.org/security/2019/dsa-4460
Related
7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
6.8 Medium
AI Score
Confidence
High
0.009 Low
EPSS
Percentile
83.1%