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AUSCERT Security Bulletin
ASB-2012.0012.2
Information Disclosure & XSS vulnerabilities in Joomla!
7 September 2012
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AusCERT Security Bulletin Summary
---------------------------------
Product: Joomla!
Operating System: UNIX variants (UNIX, Linux, OSX)
Windows
Impact/Access: Cross-site Scripting -- Remote/Unauthenticated
Access Confidential Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2012-0822 CVE-2012-0821
Revision History: September 7 2012: Added CVEs
January 30 2012: Initial Release
OVERVIEW
Multiple vulnerabilities have been identified in Joomla! 1.7.3 and
earlier versions. [1,2,3,4]
IMPACT
The vulnerabilities advised by Joomla! are:
Inadequate filtering leads to information disclosure. [1]
Inadequate filtering leads to XSS vulnerability. [2]
Inadequate filtering leads to XSS vulnerability. [3]
Inadequate filtering leads to information disclosure. [4]
MITIGATION
Upgrade to version 1.7.4 or 2.5.0 or higher.
Note: 1.7.x branch of the Joomla! CMS will reach its end of life on
24 February 2012. [5]
REFERENCES
[1] [20120101] - Core - Information Disclosure
http://developer.joomla.org/security/news/382-20120101-core-information-disclosure.html
[2] [20120102] - Core - XSS Vulnerability
http://developer.joomla.org/security/news/383-20120102-core-xss-vulnerability.html
[3] [20120104] - Core - XSS Vulnerability
http://developer.joomla.org/security/news/385-20120104-core-xss-vulnerability.html
[4] [20120103] - Core - Information Disclosure
http://developer.joomla.org/security/news/384-20120103-core-information-disclosure.html
[5] Development Status
http://developer.joomla.org/development-status.html
AusCERT has made every effort to ensure that the information contained
in this document is accurate. However, the decision to use the information
described is the responsibility of each user or organisation. The decision to
follow or act on information or advice contained in this security bulletin is
the responsibility of each user or organisation, and should be considered in
accordance with your organisation's site policies and procedures. AusCERT
takes no responsibility for consequences which may arise from following or
acting on information or advice contained in this security bulletin.
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Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072
Internet Email: auscert@auscert.org.au
Facsimile: (07) 3365 7031
Telephone: (07) 3365 4417 (International: +61 7 3365 4417)
AusCERT personnel answer during Queensland business hours
which are GMT+10:00 (AEST).
On call after hours for member emergencies only.
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