CVE-2023-23549 | BDVDB-2026-217052 Detail

CheckmkCheckmk

Description#

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.

Impact#

CAPEC-153: Input Data Manipulation

Weaknesses#

CWE-1284 Improper Validation of Specified Quantity in Input

References#

https://checkmk.com/werk/16219

Exploit#

No public exploit known

History#

Version 12023-11-15Record published in the CVE List.
Version 22024-08-28Most recent update recorded in the CVE List.

Published

Published: 2023-11-15
Last modified: 2024-08-28

Vendor information

Vendor: Checkmk
Product: Checkmk

All Checkmk vulnerabilities

Score

2.7 Low

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 51.4.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
>= 2.2.0 and < 2.2.0p15
Fixed
2.2.0p15
Vulnerable
>= 2.1.0 and < 2.1.0p37
Fixed
2.1.0p37
Vulnerable
>= 2.0.0 and <= 2.0.0p39
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

2.7 Low

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	High
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	None
Availability	Low

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).