Puppet file bucket command execution

puppet-file-bucket-command-exec (74796) The risk level is classified as HighHigh Risk

Description:

Puppet could allow a remote authenticated attacker to execute arbitrary commands on the system, caused by the improper handling of file bucket requests. By sending a specially-crafted file bucket request, an attacker with access to SSL keys could exploit this vulnerability to execute arbitrary commands on the system.

*CVSS:

Base Score: 6
  Access Vector: Network
  Access Complexity: Medium
  Authentication: Single
  Confidentiality Impact: Partial
  Integrity Impact: Partial
  Availability Impact: Partial
 
Temporal Score: 4.4
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Gain Access

Remedy:

Upgrade to the latest version of Puppet (2.5.1, 2.7.13, or 2.6.15 or later), available from the Puppet Labs Web site. See References.

References:

  • Puppet Labs Web site: CVE-2012-1988 (Arbitrary Code Execution).
  • BID-52975: Puppet Multiple Security Vulnerabilities
  • CVE-2012-1988: 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 and file-creation permissions on the puppet master to execute arbitrary commands by creating a file whose full pathname contains shell metacharacters, then performing a filebucket request.
  • DSA-2451: puppet -- several vulnerabilities
  • OSVDB ID: 81309: Puppet File Bucket Request Parsing Arbitrary Shell Command Execution
  • RHSA-2012-1542: Moderate: CloudForms Commons 1.1 security update
  • SA48743: Puppet Multiple Vulnerabilities

Platforms Affected:

  • PuppetLabs Puppet 2.6
  • PuppetLabs Puppet 2.6.10
  • PuppetLabs Puppet 2.6.11
  • PuppetLabs Puppet 2.6.13
  • PuppetLabs Puppet 2.7.10
  • PuppetLabs Puppet 2.7.4
  • PuppetLabs Puppet 2.7.5
  • RedHat Linux Advanced Workstation 2.1 Itanium

Reported:

Apr 11, 2012

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