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CVE-2023-5309

25
FAUCET Score

CVE-2023-5309 is a critical session management flaw (CWE-384) affecting Puppet Enterprise versions prior to 2021.7.6 and 2023.5 when using SAML. With a CVSS score of 9.8, this vulnerability allows unauthenticated attackers to achieve high impact on confidentiality, integrity, and availability over the network with low attack complexity. There is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 2021.7.0, < 2021.7.6CPE match
cpe:2.3:a:puppet:puppet_enterprise:*:*:*:*:*:*:*:*
>= 2023.0.0, < 2023.5CPE match
cpe:2.3:a:puppet:puppet_enterprise:*:*:*:*:*:*:*:*
< 2021.7.6CPE matchmatch criteria
cpe:2.3:a:puppet:puppet_enterprise:*:*:*:*:*:*:*:*
>= 2023.0, < 2023.5.0CPE matchmatch criteria
cpe:2.3:a:puppet:puppet_enterprise:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.8MEDIUM

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
1.6
Impact Score
5.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.50%
Probability of exploitation in next 30 days
EPSS Percentile
39.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0050 is in the 18th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

puppet.com / security/cve/cve-2023-5309-broken-session-management-puppet-enterprise
Vendor Advisory