ISC BIND 9.12.x < 9.12.4-P1, 9.13.x < 9.14.1 Denial of Service Vulnerability

Medium Nessus Plugin ID 124588

Synopsis

The remote name server is affected by a denial of service vulnerability.

Description

ISC BIND versions 9.12.x prior to 9.12.4-P1, or 9.13.x prior to 9.14.1 are affected by a DoS vulnerability in the nxdomain-redirect feature in the query.c. An unauthenticated, remote attacker can exploit this issue, to cause the application to stop responding.

Solution

Upgrade to ISC BIND version 9.12.4-P1, 9.14.1, or later.

See Also

https://kb.isc.org/docs/aa-00861

https://kb.isc.org/docs/aa-00913

https://kb.isc.org/docs/cve-2019-6467

Plugin Details

Severity: Medium

ID: 124588

File Name: bind9_CVE-2019-6467.nasl

Version: 1.4

Type: remote

Family: DNS

Published: 2019/05/03

Updated: 2020/05/22

Dependencies: 10028

Configuration: Enable paranoid mode

Risk Information

Risk Factor: Medium

CVSS Score Source: CVE-2019-6467

CVSS v2.0

Base Score: 5

Temporal Score: 3.7

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/a:isc:bind

Required KB Items: bind/version, Settings/ParanoidReport

Exploit Ease: No known exploits are available

Patch Publication Date: 2019/04/24

Vulnerability Publication Date: 2019/04/24

Reference Information

CVE: CVE-2019-6467

BID: 108071

IAVA: 2019-A-0139-S