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TI-2024-20015 Aliases CVE-2024-30270

mailcow Path Traversal and Arbitrary Code Execution Vulnerability

Priority MEDIUM 50CWE-22Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
None
Attack complexity
High
Impact type
—
Confidentiality · integrity · availability
High · High · Low
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.27346 98th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix Fixed mailcow-dockerized (mailcow): 2024-04

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
mailcowmailcow-dockerizedbefore 2024-042024-04Patch availableCNA
  • mailcow-dockerized Vendormailcow Affected before 2024-04 Fixed in 2024-04 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:mailcow:mailcow\:_dockerized:*:*:*:*:*:*:*:*_dockerizedVulnerablemailcow
  • cpe:2.3:a:mailcow:mailcow\:_dockerized:*:*:*:*:*:*:*:* Versions _dockerized Vulnerable ·mailcow

Remediation

  • Fix · CNA mailcow-dockerized (mailcow) Fixed in 2024-04

Timeline

  1. 2026-10-02 Threatist record created from CVE-2024-30270

References

Exploit 2

Advisory 1

Other 1

  • TI-2022-13182 OS Command Injection in mailcow CVSS 3.1HIGH 8.8
  • TI-2022-18634 mailcow-dockerized critical information misrepresentation can lead to phishing attacks through Swagger UI CVSS 3.1HIGH 8.2
  • TI-2024-15818 mailcow ipixel flood attack leads to Denial of Service in admin page CVSS 3.1MEDIUM 4.7
  • TI-2023-11637 mailcow is vulnerable to shell command injection via xoauth2 authentication in imapsync​ CVSS 3.1HIGH 8.8
  • TI-2022-13278 mailcow before 2022-05d allows a remote authenticated user to inject OS commands and… CVSS 3.1HIGH 8.8
  • TI-2024-16277 Mailcow Docker Container Exposure to Local Network CVSS 3.1HIGH 8.8
See all 15 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences