CVEvulnerability

CVE-2009-4022

2.6 LOW Published 2009-11-25 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2009-11-25
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
2.6 LOW — AV:N/AC:H/Au:N/C:N/I:P/A:N

Description

Unspecified vulnerability in ISC BIND 9.0.x through 9.3.x, 9.4 before 9.4.3-P4, 9.5 before 9.5.2-P1, 9.6 before 9.6.1-P2, and 9.7 beta before 9.7.0b3, with DNSSEC validation enabled and checking disabled (CD), allows remote attackers to conduct DNS cache poisoning attacks by receiving a recursive client query and sending a response that contains an Additional section with crafted data, which is not properly handled when the response is processed "at the same time as requesting DNSSEC records (DO)," aka Bug 20438.

Affected configurations

• isc bind 9.0 • isc bind 9.0.0 • isc bind 9.0.1 • isc bind 9.1 • isc bind 9.1.0 • isc bind 9.1.1 • isc bind 9.1.2 • isc bind 9.1.3 • isc bind 9.2 • isc bind 9.2.0 • isc bind 9.2.1 • isc bind 9.2.2 • isc bind 9.2.3 • isc bind 9.2.4 • isc bind 9.2.5 • isc bind 9.2.6 • isc bind 9.2.7 • isc bind 9.2.8 • isc bind 9.2.9 • isc bind 9.3 • isc bind 9.3.0 • isc bind 9.3.1 • isc bind 9.3.2 • isc bind 9.3.3 • isc bind 9.3.4 • isc bind 9.3.5 • isc bind 9.3.6 • isc bind 9.4.0 • isc bind 9.4.1 • isc bind 9.4.2 • isc bind 9.4.3 • isc bind 9.5.0 • isc bind 9.5.1 • isc bind 9.5.2 • isc bind 9.6.0 • isc bind 9.6.1 • isc bind 9.7.0

References