CVE-2024-30270 mailcow Path Traversal and Arbitrary Code Execution Vulnerability
Authenticated admins can exploit path traversal in mailcow to overwrite files and execute arbitrary commands on the server.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-30270?
CVE-2024-30270 is a medium-severity path traversal vulnerability in mailcow-dockerized, published on 4 Apr 2024. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
mailcow: dockerized is an open source groupware/email suite based on docker. A security vulnerability has been identified in mailcow affecting versions prior to 2024-04. This vulnerability is a combination of path traversal and arbitrary code execution, specifically targeting the `rspamd_maps()` function. It allows authenticated admin users to overwrite any file writable by the www-data user by exploiting improper path validation. The exploit chain can lead to the execution of arbitrary commands on the server. Version 2024-04 contains a patch for the issue.
Weakness: CWE-22
Which versions are affected by CVE-2024-30270?
It affects 1 product.
Products include Mailcow Mailcow\.
How do I fix CVE-2024-30270?
No fix has been published for CVE-2024-30270 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2024-30270 being exploited?
There is no known exploitation of CVE-2024-30270 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in mailcow-dockerized
- CVE-2025-53909 mailcow: dockerized vulnerable to SSTI in Quota and Quarantine Notification Template
- CVE-2024-24760 Mailcow Docker Container Exposure to Local Network
- CVE-2023-34108 Manipulation of Internal Dovecot Variables in mailcow via crafted Passwords
- CVE-2022-31138 OS Command Injection in mailcow
- CVE-2022-31245 Command injection in n/a
Sources
Also known as GHSA-4m8r-87gc-3vvp.