Upstream information

CVE-2009-3602 at MITRE


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.

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 Timeline for this CVE

CVE page created: Fri Jun 28 07:00:29 2013
CVE page last modified: Fri Dec 8 16:35:21 2023