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CVE-2019-15150

Good to know:

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Date: August 18, 2019

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.

Language: PHP

Severity Score

Related Resources (8)

https://github.com/Schine/MW-OAuth2Client/commit/6a4fe4500ddd72ad4e826d9d63b2d69512bd10d1
https://nvd.nist.gov/vuln/detail/CVE-2019-15150
http://www.openwall.com/lists/oss-security/2019/08/19/1
https://seclists.org/bugtraq/2019/Aug/32
http://packetstormsecurity.com/files/154140/MediaWiki-OAuth2-Client-0.3-Cross-Site-Request-Forgery.html
http://seclists.org/fulldisclosure/2019/Aug/25
https://github.com/Schine/MW-OAuth2Client/releases/tag/v0.4
https://www.mend.io/vulnerability-database/CVE-2019-15150

Severity Score

Weakness Type (CWE)

Cross-Site Request Forgery (CSRF)

CWE-352

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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