CVE-2009-4008

Severity

50%

Complexity

99%

Confidentiality

48%

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.

CVSS 2.0 Base Score 5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P).

Overview

First reported 13 years ago

2011-06-02 20:55:00

Last updated 13 years ago

2011-06-14 04:00:00

Affected Software

NLnet Labs Unbound 0.0

0.0

NLnet Labs Unbound 0.1

0.1

NLnet Labs Unbound 0.2

0.2

NLnet Labs Unbound 0.3

0.3

NLnet Labs Unbound 0.4

0.4

NLnet Labs Unbound 0.5

0.5

NLnet Labs Unbound 0.6

0.6

NLnet Labs Unbound 0.7

0.7

NLnet Labs Unbound 0.7.1

0.7.1

NLnet Labs Unbound 0.7.2

0.7.2

NLnet Labs Unbound 0.8

0.8

NLnet Labs Unbound 0.10

0.10

NLnet Labs Unbound 0.11

0.11

NLnet Labs Unbound 1.0.0

1.0.0

NLnet Labs Unbound 1.0.1

1.0.1

NLnet Labs Unbound 1.0.2

1.0.2

NLnet Labs Unbound 1.1.0

1.1.0

NLnet Labs Unbound 1.1.1

1.1.1

NLnet Labs Unbound 1.2.0

1.2.0

NLnet Labs Unbound 1.3.2

1.3.2

NLnet Labs Unbound 1.3.3

1.3.3

NLnet Labs Unbound 1.3.4

1.3.4

NLnet Labs Unbound 1.4.1

1.4.1

NLnet Labs Unbound 1.4.2

1.4.2

NLnet Labs Unbound

References

http://packages.debian.org/changelogs/pool/main/u/unbound/unbound_1.4.6-1/changelog

http://unbound.nlnetlabs.nl/downloads/unbound-1.4.4.tar.gz

Patch

DSA-2243

Stay updated

ExploitPedia is constantly evolving. Sign up to receive a notification when we release additional functionality.

Get in touch

If you'd like to report a bug or have any suggestions for improvements then please do get in touch with us using this form. We will get back to you as soon as we can.