ISC BIND 9.10.x < 9.10.3-P4 DoS

high Nessus Network Monitor Plugin ID 9873


The remote DNS server may be affected by a Denial of Service (DoS) attack vector.


Versions of ISC BIND 9.10.x prior to 9.10.3-P4 are unpatched for a flaw in 'resolver.c' that is triggered when handling a packet with multiple DNS cookies. This may allow a remote attacker to cause a denial of service.


Upgrade ISC BIND to version 9.10.3-P4 or later.

See Also

Plugin Details

Severity: High

ID: 9873

Family: DNS Servers

Published: 1/20/2017

Updated: 3/6/2019

Nessus ID: 89998, 89999, 90000

Risk Information


Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

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


Risk Factor: High

Base Score: 7.5

Temporal Score: 7.2

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

Temporal Vector: E:X/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:isc:bind

Patch Publication Date: 3/9/2016

Vulnerability Publication Date: 3/9/2016

Reference Information

CVE: CVE-2016-2088

BID: 84290