Exploitation Summary
EIP tracks 2 public exploits for CVE-2020-8865.
AI-analyzed exploit summary This exploit leverages a file inclusion vulnerability in Horde Webmail to achieve remote code execution by uploading a malicious .inc file to a temporary directory and then including it via a manipulated bookmark block parameter. The exploit chain involves authentication, file upload, and path traversal to trigger the inclusion.
Description
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.
Exploits (2)
This exploit leverages a file inclusion vulnerability in Horde Webmail to achieve remote code execution by uploading a malicious .inc file to a temporary directory and then including it via a manipulated bookmark block parameter. The exploit chain involves authentication, file upload, and path traversal to trigger the inclusion.
This exploit leverages PHAR deserialization in Horde Webmail to achieve remote code execution by uploading a malicious PHAR file, triggering its deserialization via a syndicated feed block, and executing arbitrary PHP code.
References (2)
Scores
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L