Vulnerability Details : CVE-2022-39265
Potential exploit
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.
Vulnerability category: Execute code
Products affected by CVE-2022-39265
- cpe:2.3:a:mybb:mybb:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-39265
0.53%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 77 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-39265
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
7.2
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
1.2
|
5.9
|
NIST | |
7.2
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
1.2
|
5.9
|
GitHub, Inc. |
CWE ids for CVE-2022-39265
-
The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.Assigned by: security-advisories@github.com (Primary)
-
The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.Assigned by: nvd@nist.gov (Secondary)
References for CVE-2022-39265
-
https://github.com/mybb/mybb/commit/0cd318136a10b029bb5c8a8f6dddf39d87519797
Fix Mail settings command parameter injection · mybb/mybb@0cd3181 · GitHubPatch;Third Party Advisory
-
https://mybb.com/versions/1.8.31/
Version 1.8.31 - MyBBRelease Notes;Vendor Advisory
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https://github.com/mybb/mybb/security/advisories/GHSA-hxhm-rq9f-7xj7
Mail settings' command parameter injection · Advisory · mybb/mybb · GitHubThird Party Advisory
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https://github.com/mybb/mybb/blob/mybb_1830/install/resources/settings.xml#L2331-L2338
Exploit;Third Party Advisory
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