CVE-2009-3602

Upstream information

CVE-2009-3602 at MITRE

Description

Unbound before 1.3.4 does not properly verify signatures for NSEC3 records, which allows remote attackers to cause secure delegations to be downgraded via DNS spoofing or other DNS-related attacks in conjunction with crafted delegation responses.

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SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having important severity.

CVSS v2 Scores

	National Vulnerability Database
Base Score	7.5
Vector	AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector	Network
Access Complexity	Low
Authentication	None
Confidentiality Impact	Partial
Integrity Impact	Partial
Availability Impact	Partial

SUSE Bugzilla entry: 546086 [RESOLVED / FIXED]

SUSE Security Advisories:

• SUSE-SR:2010:005, published Tue, 23 Feb 2010 14:00:00 +0000

List of released packages

Product(s)	Fixed package version(s)	References
openSUSE 11.1	unbound-debuginfo >= 1.0.0-2.22.1 unbound-debugsource >= 1.0.0-2.22.1
openSUSE 11.1	unbound >= 1.0.0-2.22.1 unbound-devel >= 1.0.0-2.22.1
openSUSE 11.2	unbound-debuginfo >= 1.0.0-5.2.1 unbound-debugsource >= 1.0.0-5.2.1
openSUSE 11.2	unbound >= 1.0.0-5.2.1 unbound-devel >= 1.0.0-5.2.1