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TI-2024-15818 Aliases CVE-2024-23824

mailcow ipixel flood attack leads to Denial of Service in admin page

Priority MEDIUM 55CWE-400Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-400.

Summary

mailcow is a dockerized email package, with multiple containers linked in one bridged network. The application is vulnerable to pixel flood attack, once the payload has been successfully uploaded in the logo the application goes slow and doesn't respond in the admin page. It is tested on the versions 2023-12a and prior and patched in version 2024-01.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00597 48th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed mailcow-dockerized (mailcow): 2024-01

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
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 2024-012024-01Patch availableCNA
  • mailcow-dockerized Vendormailcow Affected before 2024-01 Fixed in 2024-01 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 2024-01

Timeline

  1. 2026-10-02 Threatist record created from CVE-2024-23824

References

Exploit 1

Patch 1

Advisory 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-2024-20015 mailcow Path Traversal and Arbitrary Code Execution Vulnerability CVSS 3.1MEDIUM 6.2
  • 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