ISC BIND 9 DNS RDATA Handling Remote DoS

High Nessus Network Monitor Plugin ID 6964


The remote DNS server may be affected by a remote denial of service vulnerability.


The version of ISC BIND detected on this server is known to improperly handle malformed RDATA data within a DNS query. This can trigger a denial of service when processing such a packet.


Vendor patches are available. Upgrade to the patched release most closely related to your current version: BIND 9 version 9.8.5-P2, 9.9.3-P2, 9.9.3-S1-P1. Alternatively, upgrade to the latest production version of BIND 9.

See Also

Plugin Details

Severity: High

ID: 6964

Family: DNS Servers

Published: 2013/08/08

Updated: 2019/03/06

Dependencies: 1003

Nessus ID: 69110

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 7.8

Temporal Score: 6.4

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

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

CVSS v3.0

Base Score: 7.5

Temporal Score: 7

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:F/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:isc:bind

Patch Publication Date: 2013/07/26

Vulnerability Publication Date: 2013/07/26

Reference Information

CVE: CVE-2013-4854

BID: 61479