CVE-2023-0284

highpriority · track · 32EPSS 0.009 · 60 %ileDEEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.93% (60th) EPSS

CVSS 8.1 · high

Is it mine?

6 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · cert_bund

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

8.1

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.8–8.1

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.2

v3.16.8mediumCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:Hsecondary · ENISA EU

v3.16.8mediumCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:Hsecondary · security@checkmk.comexploitability 1.6 · impact 5.2

v3.17.4highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimary

affected products (6)

Products and version ranges known to be affected.

Tribe29 Checkmk≤ 1.6.0 ≤1.6.0p30enisa_euvdEU
Tribe29 Checkmk≤ 2.0.0 ≤2.0.0p32enisa_euvdEU
Tribe29 Checkmk≤ 2.1.0 ≤2.1.0p19enisa_euvdEU
checkmk checkmk= 2.0.0nvdUScpe:2.3:a:checkmk:checkmk:*:*:*:*:*:*:*:*
checkmk checkmk= 2.1.0nvdUScpe:2.3:a:checkmk:checkmk:*:*:*:*:*:*:*:*
tribe29 checkmk1.6.0 → 2.0.0nvdUScpe:2.3:a:tribe29:checkmk:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-0184tribe29 checkmk: Schwachstelle ermöglicht Manipulation von Dateien und DoSDeutsch2023-01-23csaf · cert_bundDE
Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in tribe29 checkmk ausnutzen, um Dateien zu manipulieren und einen Denial of Service zu verursachen.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd cert_bund NVD CVE.org MITRE

published 2023-01-26modified 2026-06-17

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+25188 more

references (4)

External citations — patches, advisories, analysis.

scry

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