National Vulnerability Database (NVD) National Vulnerability Database (CVE-2012-3867)

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Last updated: Thu May 23 17:23:16 EDT 2013

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Vulnerability Summary for CVE-2012-3867

Original release date:08/06/2012

Last revised:09/07/2012

Source: US-CERT/NIST

Overview

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.

Impact

CVSS Severity (version 2.0):

CVSS v2 Base Score:4.3 (MEDIUM) (AV:N/AC:M/Au:N/C:N/I:P/A:N) (legend)

Impact Subscore: 2.9

Exploitability Subscore: 8.6

CVSS Version 2 Metrics:

Access Vector: Network exploitable; Victim must voluntarily interact with attack mechanism

Access Complexity: Medium

Authentication: Not required to exploit

Impact Type:Allows unauthorized modification

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External Source: CONFIRM

Name: https://github.com/puppetlabs/puppet/commit/f3419620b42080dad3b0be14470b20a972f13c50

Type: Patch Information; Exploit

Hyperlink:https://github.com/puppetlabs/puppet/commit/f3419620b42080dad3b0be14470b20a972f13c50

External Source: CONFIRM

Name: https://github.com/puppetlabs/puppet/commit/dfedaa5fa841ccf335245a748b347b7c7c236640

Type: Patch Information; Exploit

Hyperlink:https://github.com/puppetlabs/puppet/commit/dfedaa5fa841ccf335245a748b347b7c7c236640

External Source: CONFIRM

Name: https://bugzilla.redhat.com/show_bug.cgi?id=839158

Hyperlink:https://bugzilla.redhat.com/show_bug.cgi?id=839158

External Source: UBUNTU