CVEvulnerability
CVE-2009-4008
5.0 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2011-06-02
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-399
Description
Unbound before 1.4.4 does not send responses for signed zones after mishandling an unspecified query, which allows remote attackers to cause a denial of service (DNSSEC outage) via a crafted query.
Affected configurations
• nlnetlabs unbound (<= 1.4.3)
• nlnetlabs unbound 0.0
• nlnetlabs unbound 0.1
• nlnetlabs unbound 0.2
• nlnetlabs unbound 0.3
• nlnetlabs unbound 0.4
• nlnetlabs unbound 0.5
• nlnetlabs unbound 0.6
• nlnetlabs unbound 0.7
• nlnetlabs unbound 0.7.1
• nlnetlabs unbound 0.7.2
• nlnetlabs unbound 0.8
• nlnetlabs unbound 0.09
• nlnetlabs unbound 0.10
• nlnetlabs unbound 0.11
• nlnetlabs unbound 1.0.0
• nlnetlabs unbound 1.0.1
• nlnetlabs unbound 1.0.2
• nlnetlabs unbound 1.1.0
• nlnetlabs unbound 1.1.1
• nlnetlabs unbound 1.2.0
• nlnetlabs unbound 1.2.1
• nlnetlabs unbound 1.3.0
• nlnetlabs unbound 1.3.1
• nlnetlabs unbound 1.3.2
• nlnetlabs unbound 1.3.3
• nlnetlabs unbound 1.3.4
• nlnetlabs unbound 1.4.0
• nlnetlabs unbound 1.4.1
• nlnetlabs unbound 1.4.2
Related
Weakness · not in database (1)
References
- http://packages.debian.org/changelogs/pool/main/u/unbound/unbound_1.4.6-1/changelog packages.debian.org
- http://unbound.nlnetlabs.nl/downloads/unbound-1.4.4.tar.gz Patch
- http://www.debian.org/security/2011/dsa-2243 www.debian.org
- http://packages.debian.org/changelogs/pool/main/u/unbound/unbound_1.4.6-1/changelog packages.debian.org
- http://unbound.nlnetlabs.nl/downloads/unbound-1.4.4.tar.gz Patch
- http://www.debian.org/security/2011/dsa-2243 www.debian.org