Vulnerability Details : CVE-2019-19709
Potential exploit
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.
Vulnerability category: Open redirect
Products affected by CVE-2019-19709
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-19709
0.32%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 54 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-19709
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:N |
8.6
|
4.9
|
NIST | |
|
6.1
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST |
CWE ids for CVE-2019-19709
-
The web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a redirect.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-19709
-
https://phabricator.wikimedia.org/T239466
⚓ T239466 Possible to circumvent title-blacklist (CVE-2019-19709)Exploit;Vendor Advisory
-
https://www.debian.org/security/2019/dsa-4592
Debian -- Security Information -- DSA-4592-1 mediawikiThird Party Advisory
-
https://seclists.org/bugtraq/2019/Dec/48
Bugtraq: [SECURITY] [DSA 4592-1] mediawiki security updateMailing List;Third Party Advisory
-
https://gerrit.wikimedia.org/r/q/Ie54f366986056c876eade0fcad6c41f70b8b8de8
Ie54f366986056c876eade0fcad6c41f70b8b8de8 | gerrit.wikimedia Code ReviewExploit;Vendor Advisory
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