ISC BIND 9.11.x < 9.11.20 / 9.11.14-S1 < 9.11.19-S9 / 9.14.x < 9.14.13 / 9.16.x < 9.16.4 DoS

medium Nessus Plugin ID 137837

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Synopsis

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

Description

The version of ISC BIND installed on the remote host is affected by a denial of service (DoS) vulnerability in rbtdb.c due to an assertion failure. An authenticated, remote attacker can exploit this issue, to cause a DoS condition.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version

Solution

Upgrade to ISC BIND version 9.11.19-S9 / 9.11.20 / 9.14.13 / 9.16.4 or later

See Also

https://kb.isc.org/docs/cve-2020-8619

Plugin Details

Severity: Medium

ID: 137837

File Name: bind9_9164_cve_2020_8619.nasl

Version: 1.3

Type: remote

Family: DNS

Published: 6/26/2020

Updated: 8/28/2020

Configuration: Enable paranoid mode

Risk Information

CVSS Score Source: CVE-2020-8619

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

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

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

CVSS v3

Risk Factor: Medium

Base Score: 4.9

Temporal Score: 4.3

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

Temporal Vector: 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: 6/17/2020

Vulnerability Publication Date: 6/17/2020

Reference Information

CVE: CVE-2020-8619

IAVA: 2020-A-0276-S