CVE-2020-8865
This vulnerability allows remote attackers to execute local PHP files on affected installations of Horde Groupware Webmail Edition 5.2.22.
Public exploit code
Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.
- Horde Groupware Webmail Edition 5.2.22 - PHAR Loading2020-03-11 · webapps · php
- Horde Groupware Webmail Edition 5.2.22 - PHP File Inclusion2020-03-11 · webapps · php
Impact
This vulnerability allows remote attackers to execute local PHP files on affected installations of Horde Groupware Webmail Edition 5.2.22. Authentication is required to exploit this vulnerability. The specific flaw exists within edit.php. When parsing the params[template] parameter, the process does not properly validate a user-supplied path prior to using it in file operations. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the www-data user. Was ZDI-CAN-10469.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Horde | Groupware | Version 5.2.22 |
| Debian | Debian Linux | Version 8.0 |