National Cyber Awareness System
Vulnerability Summary for CVE-2012-1987
Original release date:05/29/2012
Last revised:07/22/2012
Source:
US-CERT/NIST
Overview
Unspecified vulnerability in Puppet 2.6.x before 2.6.15 and 2.7.x before 2.7.13, and Puppet Enterprise (PE) Users 1.0, 1.1, 1.2.x, 2.0.x, and 2.5.x before 2.5.1 allows remote authenticated users with agent SSL keys to (1) cause a denial of service (memory consumption) via a REST request to a stream that triggers a thread block, as demonstrated using CVE-2012-1986 and /dev/random; or (2) cause a denial of service (filesystem consumption) via crafted REST requests that use "a marshaled form of a Puppet::FileBucket::File object" to write to arbitrary file locations.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
2.9
Exploitability Subscore:
6.8
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Required to exploit
Impact Type:Allows disruption of serviceUnknown
References to Advisories, Solutions, and Tools
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External Source: SUSE
Name: openSUSE-SU-2012:0835
External Source: SUSE
Name: openSUSE-SU-2012:0608
External Source: XF
Name: puppet-rest-dos(74795)
External Source: BID
Name: 52975
External Source: OSVDB
Name: 81308
External Source: DEBIAN
Name: DSA-2451
External Source: UBUNTU
Name: USN-1419-1
External Source: SECUNIA
Name: 49136
Type: Advisory
External Source: SECUNIA
Name: 48789
Type: Advisory
External Source: SECUNIA
Name: 48748
Type: Advisory
External Source: SECUNIA
Name: 48743
Type: Advisory
External Source: CONFIRM
Name: http://puppetlabs.com/security/cve/cve-2012-1987/hotfixes/
External Source: CONFIRM
Name: http://puppetlabs.com/security/cve/cve-2012-1987/
Type: Advisory
External Source: CONFIRM
Name: http://projects.puppetlabs.com/projects/1/wiki/Release_Notes#2.6.15
External Source: MISC
Name: http://projects.puppetlabs.com/issues/13553
Type: Advisory
External Source: MISC
Name: http://projects.puppetlabs.com/issues/13552
Type: Advisory
External Source: FEDORA
Name: FEDORA-2012-6674
External Source: FEDORA
Name: FEDORA-2012-6055
External Source: FEDORA
Name: FEDORA-2012-5999