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Fencer Vulns
medium 6.8

CVE-2023-5309 json

Broken Session Management in Puppet Enterprise

published 2023-11-07 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-57632

cvss
6.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 49%
public exploits
0
none known

Summary

Versions of Puppet Enterprise prior to 2021.7.6 and 2023.5 contain a flaw which results in broken session management for SAML implementations.

Patch / fix

  • Puppet Puppet Enterprise 2021.7.6, 2023.5

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.62% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.8 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Puppet Puppet Enterprise

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.