VulnerabilityModified
CVE-2019-15150
In the OAuth2 Client extension before 0.4 for MediaWiki, a CSRF vulnerability exists due to the OAuth2 state parameter not being checked in the callback function.
HIGH 8.8EPSS 1.16%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.16%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In the OAuth2 Client extension before 0.4 for MediaWiki, a CSRF vulnerability exists due to the OAuth2 state parameter not being checked in the callback function.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 1.16% probability · 65th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-352
- Affected
- schine.games/mw-oauth2client
- Source
- cve@mitre.org
References
- http://packetstormsecurity.com/files/154140/MediaWiki-OAuth2-Client-0.3-Cross-Site-Request-Forgery.htmlThird Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2019/Aug/25Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2019/08/19/1Mailing List, Third Party Advisory
- https://github.com/Schine/MW-OAuth2Client/commit/6a4fe4500ddd72ad4e826d9d63b2d69512bd10d1Patch
- https://github.com/Schine/MW-OAuth2Client/releases/tag/v0.4Release Notes
- https://seclists.org/bugtraq/2019/Aug/32Mailing List, Third Party Advisory
- http://packetstormsecurity.com/files/154140/MediaWiki-OAuth2-Client-0.3-Cross-Site-Request-Forgery.htmlThird Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2019/Aug/25Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2019/08/19/1Mailing List, Third Party Advisory
- https://github.com/Schine/MW-OAuth2Client/commit/6a4fe4500ddd72ad4e826d9d63b2d69512bd10d1Patch
- https://github.com/Schine/MW-OAuth2Client/releases/tag/v0.4Release Notes
- https://seclists.org/bugtraq/2019/Aug/32Mailing List, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.