CVE-2011-3872
Estado: ModificadaBaja (2.6)—
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."
CVSS
- Versión: 2.0
- Vector: AV:N/AC:H/Au:N/C:N/I:P/A:N
- Puntuación base: 2.6
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 2.50%
- Percentil entre todas las CVEs puntuadas: 84
- Fecha de la puntuación: 4/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (4)
CWE
- CWE-20
Referencias
- http://groups.google.com/group/puppet-announce/browse_thread/thread/e7edc3a71348f3e1
- http://puppetlabs.com/blog/important-security-announcement-altnames-vulnerability/
- http://secunia.com/advisories/46550
- http://secunia.com/advisories/46578
- http://secunia.com/advisories/46934
- http://secunia.com/advisories/46964
- http://www.securityfocus.com/bid/50356
- http://www.ubuntu.com/usn/USN-1238-1
- http://www.ubuntu.com/usn/USN-1238-2
- https://exchange.xforce.ibmcloud.com/vulnerabilities/70970
- https://puppet.com/security/cve/cve-2011-3872
- http://groups.google.com/group/puppet-announce/browse_thread/thread/e7edc3a71348f3e1
- http://puppetlabs.com/blog/important-security-announcement-altnames-vulnerability/
- http://secunia.com/advisories/46550
- http://secunia.com/advisories/46578
- http://secunia.com/advisories/46934
- http://secunia.com/advisories/46964
- http://www.securityfocus.com/bid/50356
- http://www.ubuntu.com/usn/USN-1238-1
- http://www.ubuntu.com/usn/USN-1238-2
- https://exchange.xforce.ibmcloud.com/vulnerabilities/70970
- https://puppet.com/security/cve/cve-2011-3872
JSON original (NVD)
Mostrar
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