CVE-2023-5255

highpriority · track · 30EPSS 0.005 · 41 %ileDEEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.48% (41st) EPSS

CVSS 7.5 · high

Is it mine?

5 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · cert_bund

EPSS · scored 2026-10-27

For certificates that utilize the auto-renew feature in Puppet Server, a flaw exists which prevents the certificates from being revoked.

cvss

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

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 4.4–7.5

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.14.4mediumCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:Hsecondary · ENISA EU

v3.14.4mediumCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:Hsecondary · security@puppet.comexploitability 0.7 · impact 3.6

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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-404USprimary

affected products (5)

Products and version ranges known to be affected.

Puppet Puppet Enterprise≤ Puppet Server 8.2.0 ≤8.2.3enisa_euvdEU
Puppet Puppet Enterprise≤ Puppet Enterprise 2023.3 ≤2023.4enisa_euvdEU
puppet puppet enterprise= 2023.3nvdUScpe:2.3:a:puppet:puppet_enterprise:*:*:*:*:*:*:*:*
puppet puppet server= 8.2.0nvdUScpe:2.3:a:puppet:puppet_server:*:*:*:*:*:*:*:*
puppet puppet server= 8.2.1nvdUScpe:2.3:a:puppet:puppet_server:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-2569Puppet: Schwachstelle ermöglicht Denial of ServiceDeutsch2023-10-04csaf · cert_bundDE
Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in Puppet ausnutzen, um einen Denial of Service Angriff durchzuführen.

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 2023-10-03modified 2026-06-17

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Related entries.

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+2014 more

references (5)

External citations — patches, advisories, analysis.

scry

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