CVEvulnerability

CVE-2009-4008

5.0 MEDIUM Published 2011-06-02 Modified 2026-06-16 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