Vulnerability in Cybellum Maintenance Server

CVE-2023-42419

Maintenance Server, in Cybellum's QCOW air-gapped distribution (China Edition), versions 2.15.5 through 2.27, was compiled with a hard-coded private cryptographic key. An attacker with administrative privileges & access to the air-gapped server could potentially use this key to run commands on the server. The issue was resolved in version 2.28. Earlier versions, including all Cybellum 1.x versions, and distributions for the rest of the world remain unaffected.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 3.8 (Low). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.001 (2.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 2.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-42419: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

References

Frequently asked questions

What is CVE-2023-42419?
CVE-2023-42419 is a low-severity vulnerability in Cybellum Maintenance Server, classified under CWE-321 USE OF HARD-CODED CRYPTOGRAPHIC KEY. CVSS score: 3.8/10. Published 2024-03-05.
How severe is CVE-2023-42419?
Low severity. CVSS v3 base score is 3.8 out of 10.