Puppet 2.6.x before 2.6.12 and 2.7.x before 2.7.6, and Puppet Enterprise (PE) Users 1.0, 1.1, and 1.2 before 1.2.4, when signing an agent certificate, adds the Puppet master's certdnsnames values to the X.509 Subject Alternative Name field of the certificate, which allows remote attackers to spoof a Puppet master via a man-in-the-middle (MITM) attack against an agent that uses an alternate DNS name for the master, aka "AltNames Vulnerability."
References
Configurations
Configuration 1 (hide)
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Configuration 2 (hide)
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History
21 Nov 2024, 01:31
Type | Values Removed | Values Added |
---|---|---|
References | () http://groups.google.com/group/puppet-announce/browse_thread/thread/e7edc3a71348f3e1 - Patch | |
References | () http://puppetlabs.com/blog/important-security-announcement-altnames-vulnerability/ - | |
References | () http://secunia.com/advisories/46550 - Vendor Advisory | |
References | () http://secunia.com/advisories/46578 - Vendor Advisory | |
References | () http://secunia.com/advisories/46934 - | |
References | () http://secunia.com/advisories/46964 - | |
References | () http://www.securityfocus.com/bid/50356 - | |
References | () http://www.ubuntu.com/usn/USN-1238-1 - | |
References | () http://www.ubuntu.com/usn/USN-1238-2 - | |
References | () https://exchange.xforce.ibmcloud.com/vulnerabilities/70970 - | |
References | () https://puppet.com/security/cve/cve-2011-3872 - |
Information
Published : 2011-10-27 20:55
Updated : 2024-11-21 01:31
NVD link : CVE-2011-3872
Mitre link : CVE-2011-3872
CVE.ORG link : CVE-2011-3872
JSON object : View
Products Affected
puppet
- puppet_enterprise
- puppet
puppetlabs
- puppet
- puppet_enterprise_users
CWE
CWE-20
Improper Input Validation