CVE-2012-3867

medium
Published 2017-10-24 · Modified 2024-11-29
CVSS v3
CVSS v2
4.3
VIR risk
4.3

Description

lib/puppet/ssl/certificate_authority.rb in Puppet before 2.6.17 and 2.7.x before 2.7.18, and Puppet Enterprise before 2.5.2, does not properly restrict the characters in the Common Name field of a Certificate Signing Request (CSR), which makes it easier for user-assisted remote attackers to trick administrators into signing a crafted agent certificate via ANSI control sequences.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2012-3867

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://github.com/puppetlabs/puppet/commit/f3419620b42080dad3b0be14470b20a972f13c50

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://github.com/puppetlabs/puppet/commit/dfedaa5fa841ccf335245a748b347b7c7c236640

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://puppetlabs.com/security/cve/cve-2012-3867/

OS impact

OSVersionStatusFixed in
ubuntu ubuntu12.04affected
suse suse11.4affected
suse suse12.1affected
suse suse11affected
debian debian6.0affected
ubuntu ubuntu10.04affected
ubuntu ubuntu11.04affected
ubuntu ubuntu11.10affected
debian debianbullseyefixed2.7.18-1

Package impact

EcosystemPackageVulnerableFixed
ruby RubyGemspuppet<~> 2.6.17~> 2.6.17
ruby RubyGemspuppet<2.6.172.6.17
ruby RubyGemspuppet>=2.7.0,<2.7.182.7.18

Application impact

VendorProductVersionsFixed
puppetpuppet2.6.0
puppetpuppet2.6.1
puppetpuppet2.6.2
puppetpuppet2.6.3
puppetpuppet2.6.4
puppetpuppet2.6.5
puppetpuppet2.6.6
puppetpuppet2.6.7
puppetpuppet2.6.8
puppetpuppet2.6.9
puppetpuppet2.6.10
puppetpuppet2.6.11
puppetpuppet2.6.12
puppetpuppet2.6.13
puppetpuppet2.6.14
puppetpuppet2.6.15
puppetpuppet2.7.2
puppetpuppet2.7.3
puppetpuppet2.7.4
puppetpuppet2.7.5
puppetpuppet2.7.6
puppetpuppet2.7.7
puppetpuppet2.7.8
puppetpuppet2.7.9
puppetpuppet2.7.10
puppetpuppet2.7.11
puppetpuppet2.7.12
puppetpuppet2.7.13
puppetpuppet2.7.14
puppetpuppet2.7.16
puppetpuppet2.7.17
puppetlabspuppet{"endIncluding":"2.6.16"}
puppetlabspuppet2.7.0
puppetlabspuppet2.7.1
puppetpuppet_enterprise{"endIncluding":"2.5.1"}

References

CWEs

CWE-264

Verify integrity in audit chain (admin only). AS-IS.