Vulnerability in Checkmk
CVE-2023-23549
Improper Input Validation in Checkmk <2.2.0p15, <2.1.0p37, <=2.0.0p39 allows priviledged attackers to cause partial denial of service of the UI via too long hostnames.
EPSS: 0.006 (47.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 2.7 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Checkmk — versions 2.0.0, 2.1.0, 2.2.0
- Checkmk Gmbh — versions 2.2.0, 2.1.0, 2.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@checkmk.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-23549?
- CVE-2023-23549 is a low-severity vulnerability in Checkmk, classified under Improper Validation of Specified Quantity in Input. CVSS score: 2.7/10. Published 2023-11-15.
- How severe is CVE-2023-23549?
- Low severity. CVSS v3 base score is 2.7 out of 10.
- Is CVE-2023-23549 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.