J-Security Center

Title: MySQLDumper Apache Access Control Authentication Bypass Vulnerability

Severity: HIGH

Description:

MySQLDumper is an open-source backup application implemented in PHP.

MySQLDumper is prone to an authentication-bypass vulnerability due to a configuration error in the Apache access control files.

Specifically, the vulnerability stems from the use of the '<Limit GET>' directive in the '.htaccess' Apache access control file created by the application. This causes Apache to require authentication for HTTP GET requests only. An attacker may bypass the authentication using an HTTP POST request.

Attackers can exploit this issue to remove the Apache access control files, to gain access to protected files, and to compromise the affected application.

Affected Products:

  • MySQLDumper MySQLDumper 1.21b
  • MySQLDumper MySQLDumper 1.22
  • MySQLDumper MySQLDumper 1.23_pre_release_REV22
  • MySQLDumper MySQLDumper Typo3-Extension 0.0.5

References:

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