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CVE-2012-3408

14
FAUCET Score

CVE-2012-3408 describes a vulnerability in Puppet before version 2.7.18 and Puppet Enterprise before 2.5.2, where the software allows IP addresses in certnames without adequate warnings. This oversight could enable a remote attacker to spoof a Puppet agent by taking over a previously assigned IP address. The vulnerability has a low CVSS score of 2.6, indicating a network-based attack with high complexity and a potential impact of partial confidentiality compromise. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.5.2CPE matchmatch criteria
cpe:2.3:a:puppet:puppet_enterprise:*:*:*:*:*:*:*:*
< 2.7.18CPE matchmatch criteria
cpe:2.3:a:puppetlabs:puppet:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

2.6LOW

AV:N/AC:H/Au:N/C:P/I:N/A:N

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Exploitability Score
4.9
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.64%
Probability of exploitation in next 30 days
EPSS Percentile
73.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0164 is in the 62nd percentile among its peer group of 1,506 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (3)

github_advisorypatch availablevia nvd_reference
View patch
rubygemspatch availablevia ghsa
Product: puppetFixed in: 2.7.18
redhatend of lifevia redhat_api
Product: Red Hat Enterprise MRG 1Fixed in: puppet

Vendor Advisories (2)

rubygemsGHSA-vxf6-w9mp-95hmlow

Puppet supports use of IP addresses in certnames without warning of potential risks

Oct 24, 2017
redhatCVE-2012-3408Low

puppet: possible host impersonation when using certificates issues for IP address

Jul 10, 2012

References

puppetlabs.com / security/cve/cve-2012-3408
Vendor Advisory
bugzilla.redhat.com / show_bug.cgi
Third Party Advisory
github.com / puppetlabs/puppet/commit/ab9150baa1b738467a33b01df1d90e076253fbbd
ExploitPatchThird Party Advisory