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(Vulnerability Assessment Remediation Management)  

If not, then implement it through the most reliable vulnerability
intelligence source on the market. 

Implement it through Secunia. 

For more information visit:
http://secunia.com/advisories/business_solutions/

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discuss how we can help you with our capabilities contact us at:
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TITLE:
Unbound NSEC3 Signature Validation Bypass Security Issue

SECUNIA ADVISORY ID:
SA36996

VERIFY ADVISORY:
http://secunia.com/advisories/36996/

DESCRIPTION:
A security issue has been reported in Unbound, which can be exploited
by malicious people to bypass certain security restrictions.

The security issue is caused due to an error while validating NSEC3
records. This can be exploited to bypass NSEC3 signature checks via
specially crafted delegation responses in spoofed DNS packets.

The security issue is reported in versions prior to 1.3.4.

SOLUTION:
Update to version 1.3.4:
http://unbound.net/downloads/

PROVIDED AND/OR DISCOVERED BY:
Reported by the vendor.

ORIGINAL ADVISORY:
http://unbound.net/pipermail/unbound-users/2009-October/000852.html

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About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

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http://secunia.com/advisories/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/advisories/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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