4.3

CVE-2023-22359: checkmk Observable Discrepancy

CVSS: 4.3v3.1MediumModified
AliasesUBUNTU-CVE-2023-22359
Published 26-06-2023Last modified 28-08-2024
Open JSON

Vulnerability summary

CVE-2023-22359 is a medium (CVSS 4.3) Observable Discrepancy vulnerability in checkmk. EPSS estimates a 0.50% chance of exploitation in the next 30 days, higher than 41.8% of scored vulnerabilities.

Overall risk
17/100
0100
Low · default modelHow is this calculated?
CVSS score
4.3/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.50%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 26-06-2023
    PublishedVulnerability first disclosed.
  2. 28-08-2024
    Last modifiedVulnerability information updated.

Description

User enumeration in Checkmk <=2.2.0p4 allows an authenticated attacker to enumerate usernames.

CVSS metrics

3 scores · 3 sources · 1 version

EPSS trend

Probability

0.50%

Chance of exploitation in the next 30 days

Percentile

42%

Versus all other CVEs

30-day change

0.00 pp

From 0.50% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.50%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Checkmk1 product
  • checkmkEOL2.2.0 | 2.2.0:b1 | 2.2.0:b2 | 2.2.0:b3 | 2.2.0:b4 | 2.2.0:b5 | 2.2.0:b6 | 2.2.0:b7 | 2.2.0:b8 | 2.2.0:i1 | 2.2.0:p1 | 2.2.0:p2 | 2.2.0:p3 | 2.2.0:p4
Tribe291 product
Ubuntu1 product
  • check-mkAll versions (No fix recorded)

3 vendors · 3 products

References

3 links