Vulnerabilities > CVE-2022-39265 - Unspecified vulnerability in Mybb
Attack vector
NETWORK Attack complexity
LOW Privileges required
HIGH Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
MyBB is a free and open source forum software. The _Mail Settings_ ? Additional Parameters for PHP's mail() function mail_parameters setting value, in connection with the configured mail program's options and behavior, may allow access to sensitive information and Remote Code Execution (RCE). The vulnerable module requires Admin CP access with the `_Can manage settings?_` permission and may depend on configured file permissions. MyBB 1.8.31 resolves this issue with the commit `0cd318136a`. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Vulnerable Configurations
References
- https://github.com/mybb/mybb/blob/mybb_1830/install/resources/settings.xml#L2331-L2338
- https://github.com/mybb/mybb/blob/mybb_1830/install/resources/settings.xml#L2331-L2338
- https://github.com/mybb/mybb/commit/0cd318136a10b029bb5c8a8f6dddf39d87519797
- https://github.com/mybb/mybb/commit/0cd318136a10b029bb5c8a8f6dddf39d87519797
- https://github.com/mybb/mybb/security/advisories/GHSA-hxhm-rq9f-7xj7
- https://github.com/mybb/mybb/security/advisories/GHSA-hxhm-rq9f-7xj7
- https://mybb.com/versions/1.8.31/
- https://mybb.com/versions/1.8.31/