// For flags

CVE-2022-39265

Mail settings' command parameter injection in mybb

Severity Score

7.2
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

MyBB es un software de foros gratuito y de código abierto. El valor de la configuración de _Mail_ ? Additional Parameters for PHP's mail() function mail_parameters setting value, en relación con las opciones y el comportamiento del programa de correo configurado, puede permitir el acceso a información sensible y la ejecución remota de código (RCE). El módulo vulnerable requiere acceso al CP de administrador con el permiso `_Can manage settings?_` y puede depender de los permisos de los archivos configurados. MyBB 1.8.31 resuelve este problema con el commit `0cd318136a`. Se recomienda a los usuarios que actualicen. No hay soluciones conocidas para esta vulnerabilidad

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2022-09-02 CVE Reserved
  • 2022-10-06 CVE Published
  • 2024-08-03 CVE Updated
  • 2024-08-03 First Exploit
  • 2024-11-01 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
  • CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection')
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Mybb
Search vendor "Mybb"
Mybb
Search vendor "Mybb" for product "Mybb"
< 1.8.31
Search vendor "Mybb" for product "Mybb" and version " < 1.8.31"
-
Affected