CSIRTUK advisories

ID: 3662
Date: 22/07/2008

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Title: 3662 - DNS Cache Poisoning Attacks - Update
Platform level affected:Net Application - Server
Hardware components affected:Other
Specific operating systems components affected: Other
Net-enabled software: Other
Security software:Other
Other software: Other
Remediation Summary:Update your copy of the software with the download available from the supplier.
Applications affected:Caching DNS resolvers; DNS stub resolvers
Adversity source: Unknown
Attack Vector: Vulnerability exploitation
Virulence: Unknown
Warning Status: Proof of concept
Potential Damage: Remote execution/modification
Possible Duration: Open Ended
Availability of fix: Available
Type of fix: Patch
Abstract: DNS Cache Poisoning Attacks - Update - Proof of concept code is now publicly available

The proof of concept code that can lead to DNS cache poisoning attacks is now publicly available. CSIRTUK advise that consideration is given to patch affected systems as a matter of priority.  Further information can be found in CSIRTUK Advisory 3654.

This advisory contains information released by the original author. Some of the information may have changed since it was released. If the issue affects you, it may be prudent to retrieve the advisory from the site of the original source to ensure that you receive the most current information concerning that problem. Reference to any specific commercial product, process, or service by trade name, trademark manufacturer, or otherwise, does not constitute or imply its endorsement, recommendation, or favouring by CPNI.

The views and opinions of authors expressed within this notice shall not be used for advertising or product endorsement purposes. CPNI shall not accept responsibility for any errors or omissions contained within this advisory. In particular, they shall not be liable for any loss or damage whatsoever, arising from or in connection with the usage of information contained within this advisory.

CSIRTUK is a member of the Forum of Incident Response and Security Teams (FIRST) and has contacts with other international Incident Response Teams (IRTs) in order to foster cooperation and coordination in incident prevention, to prompt rapid reaction to incidents, and to promote information sharing amongst its members and the community at large.