Unbound < 1.3.4 NSEC3 Signature Verification DNS Spoofing Vulnerability (CVE-2009-3602)

high Nessus Plugin ID 106379

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Synopsis

The remote name server is affected by a remote DNS spoofing vulnerability.

Description

According to its self-reported version number, the remote Unbound DNS resolver is affected by a remote DNS spoofing vulnerability when verifying NSEC3 signatures.

Solution

Upgrade to Unbound version 1.3.4 or later.

Plugin Details

Severity: High

ID: 106379

File Name: unbound_1_3_4.nasl

Version: 1.5

Type: remote

Family: DNS

Published: 1/26/2018

Updated: 11/15/2018

Configuration: Enable paranoid mode

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.4

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS v3

Risk Factor: High

Base Score: 7.3

Temporal Score: 6.4

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:unbound:unbound

Required KB Items: Settings/ParanoidReport, unbound/version

Exploit Ease: No known exploits are available

Patch Publication Date: 10/7/2009

Vulnerability Publication Date: 10/7/2009

Reference Information

CVE: CVE-2009-3602

BID: 37459

CWE: 310

Detections

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