CVE-2024-55560

CVE-2024-55560 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

MailCleaner before 28d913e has default values of ssh_host_dsa_key, ssh_host_rsa_key, and ssh_host_ed25519_key that persist after installation.

Frequently asked questions

What is CVE-2024-55560?
MailCleaner before 28d913e has default values of ssh_host_dsa_key, ssh_host_rsa_key, and ssh_host_ed25519_key that persist after installation.
How severe is CVE-2024-55560?
CVE-2024-55560 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-55560 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-55560?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-55560 have an EU (EUVD) identifier?
Yes. CVE-2024-55560 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-52809.
When was CVE-2024-55560 published?
CVE-2024-55560 was published on 2024-12-08 and last updated on 2026-06-17.

References