Vulnerability in Mailcow Mailcow\
CVE-2024-24760
mailcow is a dockerized email package, with multiple containers linked in one bridged network. A security vulnerability has been identified in mailcow affecting versions < 2024-01c. This vulnerability potentially allows attackers on the same subnet to connect to exposed ports of a Docker container, even when the port is bound to 127.0.0.1. The vulnerability has been addressed by implementing additional iptables/nftables rules. These rules drop packets for Docker containers on ports 3306, 6379, 8983, and 12345, where the input interface is not `br-mailcow` and the output interface is `br-mailcow`.
EPSS: 0.009 (56.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Mailcow Mailcow\ — versions _dockerized
- Mailcow Mailcow-dockerized — versions < 2024-01c
- Mailcow Mailcow\:_dockerized
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Mitigation, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
Frequently asked questions
- What is CVE-2024-24760?
- CVE-2024-24760 is a high-severity vulnerability in Mailcow Mailcow\, classified under Externally Controlled Reference to a Resource in Another Sphere. CVSS score: 8.8/10. Published 2024-02-02.
- How severe is CVE-2024-24760?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2024-24760 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.