GitHub Advisory DatabaseGHSA-PJV5-VV93-P648Possible to circumvent title-blacklist
5.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:P/A:N
6.1 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
6.9 Medium
AI Score
Confidence
High
0.004 Low
EPSS
Percentile
74.4%
MediaWiki through 1.33.1 allows attackers to bypass the Title_blacklist protection mechanism by starting with an arbitrary title, establishing a non-resolvable redirect for the associated page, and using redirect=1 in the action API when editing that page.
Affected configurations
| CPE | Name | Operator | Version |
|---|---|---|---|
| mediawiki/core | lt | 1.34.0 | |
| mediawiki/core | lt | 1.33.2 | |
| mediawiki/core | lt | 1.32.6 | |
| mediawiki/core | lt | 1.31.6 |
References
gerrit.wikimedia.org/r/q/Ie54f366986056c876eade0fcad6c41f70b8b8de8
github.com/advisories/GHSA-pjv5-vv93-p648
github.com/FriendsOfPHP/security-advisories/blob/master/mediawiki/core/CVE-2019-19709.yaml
nvd.nist.gov/vuln/detail/CVE-2019-19709
phabricator.wikimedia.org/T239466
seclists.org/bugtraq/2019/Dec/48
www.debian.org/security/2019/dsa-4592
Related
5.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:P/A:N
6.1 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
6.9 Medium
AI Score
Confidence
High
0.004 Low
EPSS
Percentile
74.4%