An issue was discovered in the FileImporter extension in MediaWiki through 1.36. For certain relaxed configurations of the $wgFileImporterRequiredRight variable, it might not validate all appropriate user rights, thus allowing a user with insufficient rights to perform operations (specifically file uploads) that they should not be allowed to perform.
CVE Status: Modified
Attribute | Value |
---|---|
Attack Complexity | LOW |
Attack Vector | NETWORK |
Availability Impact | HIGH |
Base Score | 8.8 |
Base Severity | HIGH |
Confidentiality Impact | HIGH |
Integrity Impact | HIGH |
Privileges Required | LOW |
Scope | UNCHANGED |
User Interaction | NONE |
Vector String | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Exploitability Score | 2.8 |
Impact Score | 5.9 |
Source | [email protected] |
Type | Primary |