Silentz has discovered some vulnerabilities in Pheap, which can be exploited by malicious people to bypass certain security restrictions, disclose sensitive information, and to compromise a vulnerable system.

1) A vulnerability is caused due to improper authentication verification. This can be exploited to gain access to settings.php by passing the administrator username in the "pheap_login" cookie.

Successful exploitation of this vulnerability allows retrieving the administrator password, database hostname, database username, and the database password.

2) A vulnerability is caused due to improper authentication verification. This can be exploited to gain access to edit.php by passing the administrator username in the "pheap_login" cookie.

Successful exploitation of this vulnerability allows editing PHP files, which leads to the execution of arbitrary PHP code.

Successful exploitation of both vulnerabilities require knowledge of the administrator username.

The vulnerabilities are confirmed in version 2. Other versions may also be affected.

Solution
Edit the source code to implement proper authentication verification.

Provided and/or discovered by
Silentz

Changelog
Further details available to Secunia VIM customers

Original Advisory
http://milw0rm.com/exploits/4006

Deep Links
Links available to Secunia VIM customers