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AUSCERT External Security Bulletin Redistribution
11 April 2012
AusCERT Security Bulletin Summary
Operating System: Ubuntu
UNIX variants (UNIX, Linux, OSX)
Impact/Access: Execute Arbitrary Code/Commands -- Existing Account
Overwrite Arbitrary Files -- Existing Account
Denial of Service -- Existing Account
Access Confidential Data -- Existing Account
CVE Names: CVE-2012-1989 CVE-2012-1988 CVE-2012-1987
Comment: This advisory references vulnerabilities in products which run on
platforms other than Ubuntu. It is recommended that administrators
running puppet check for an updated version of the software
for their operating system.
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Ubuntu Security Notice USN-1419-1
April 11, 2012
A security issue affects these releases of Ubuntu and its derivatives:
- - Ubuntu 11.10
- - Ubuntu 11.04
- - Ubuntu 10.04 LTS
Several security issues were fixed in puppet.
- - puppet: Centralized configuration management
It was discovered that Puppet used a predictable filename when downloading Mac
OS X package files. A local attacker could exploit this to overwrite arbitrary
It was discovered that Puppet incorrectly handled filebucket retrieval
requests. A local attacker could exploit this to read arbitrary files.
It was discovered that Puppet incorrectly handled filebucket store requests. A
local attacker could exploit this to perform a denial of service via resource
It was discovered that Puppet incorrectly handled filebucket requests. A local
attacker could exploit this to execute arbitrary code via a crafted file path.
It was discovered that Puppet used a predictable filename for the Telnet
connection log file. A local attacker could exploit this to overwrite arbitrary
files. This issue only affected Ubuntu 11.10. (CVE-2012-1989)
The problem can be corrected by updating your system to the following
Ubuntu 10.04 LTS:
In general, a standard system update will make all the necessary changes.
CVE-2012-1906, CVE-2012-1986, CVE-2012-1987, CVE-2012-1988,
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