USN-1759-1: Puppet vulnerabilities

Ubuntu Security Notice USN-1759-1

12th March, 2013

puppet vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 12.10
  • Ubuntu 12.04 LTS
  • Ubuntu 11.10

Summary

Several security issues were fixed in Puppet.

Software description

  • puppet - Centralized configuration management

Details

It was discovered that Puppet agents incorrectly handled certain kick
connections in a non-default configuration. An attacker on an authenticated
client could use this issue to possibly execute arbitrary code.
(CVE-2013-1653)

It was discovered that Puppet incorrectly handled certain catalog requests.
An attacker on an authenticated client could use this issue to possibly
execute arbitrary code on the master. (CVE-2013-1640)

It was discovered that Puppet incorrectly handled certain client requests.
An attacker on an authenticated client could use this issue to possibly
perform unauthorized actions. (CVE-2013-1652)

It was discovered that Puppet incorrectly handled certain SSL connections.
An attacker could use this issue to possibly downgrade connections to
SSLv2. (CVE-2013-1654)

It was discovered that Puppet incorrectly handled serialized attributes.
An attacker on an authenticated client could use this issue to possibly
cause a denial of service, or execute arbitrary. (CVE-2013-1655)

It was discovered that Puppet incorrectly handled submitted reports.
An attacker on an authenticated node could use this issue to possibly
submit a report for any other node. (CVE-2013-2275)

Update instructions

The problem can be corrected by updating your system to the following package version:

Ubuntu 12.10:
puppet-common 2.7.18-1ubuntu1.1
Ubuntu 12.04 LTS:
puppet-common 2.7.11-1ubuntu2.2
Ubuntu 11.10:
puppet-common 2.7.1-1ubuntu3.8

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

In general, a standard system update will make all the necessary changes.

References

CVE-2013-1640, CVE-2013-1652, CVE-2013-1653, CVE-2013-1654, CVE-2013-1655, CVE-2013-2275