Vulnerability in Puppet
CVE-2012-3867
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.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.3 (Medium). Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.025 (83.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 83.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000
Affected products
- Puppet — versions 2.6.0, 2.6.1, 2.6.2
- Puppet Enterprise
- Puppetlabs Puppet — versions 2.7.0, 2.7.1
- Canonical Ubuntu Linux — versions 10.04, 11.04, 11.10
- Debian Linux — versions 6.0
- openSUSE — versions 11.4, 12.1
- SUSE Linux Enterprise Desktop — versions 11
- SUSE Linux Enterprise Server — versions 11
Weakness classification (CWE)
References
- lists.opensuse.org/opensuse-security-announce/2012-08/msg00006.html (vendor-advisory, Third Party Advisory)
- www.debian.org/security/2012/dsa-2511 (vendor-advisory, Third Party Advisory)
- www.ubuntu.com/usn/USN-1506-1 (vendor-advisory, Third Party Advisory)
- secunia.com/advisories/50014 (third-party-advisory)
- lists.opensuse.org/opensuse-updates/2012-07/msg00036.html (vendor-advisory, Third Party Advisory)
- puppetlabs.com/security/cve/cve-2012-3867/ (Vendor Advisory)
- github.com/puppetlabs/puppet/commit/dfedaa5fa841ccf335245a748b347b7c7c236640 (Exploit, Patch, Issue Tracking)
- github.com/puppetlabs/puppet/commit/f3419620b42080dad3b0be14470b20a972f13c50 (Exploit, Patch, Issue Tracking)
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking)