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CVE-2023-0284

Improper validation of LDAP user IDs

HIGH
8.1
CVSS Score
Published: January 24, 2023 at 12:03 PM UTC
Updated: June 17, 2026 at 05:25 AM UTC
1 product affected across 1 vendorCheckmk

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Severity
HIGH8.1
Exploit prediction
EPSS 0.9%
SSVC
No known exploit

Description

Improper Input Validation of LDAP user IDs in Tribe29 Checkmk allows attackers that can control LDAP user IDs to manipulate files on the server. Checkmk <= 2.1.0p19, Checkmk <= 2.0.0p32, and all versions of Checkmk 1.6.0 (EOL) are affected.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: [email protected]
https://checkmk.com/werk/15181

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.1HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-20

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