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Test ID:1.3.6.1.4.1.25623.1.0.117684
Category:Denial of Service
Title:ISC BIND DoS Vulnerability (Aug 2021) - Windows
Summary:ISC BIND is prone to a denial of service (DoS) vulnerability.
Description:Summary:
ISC BIND is prone to a denial of service (DoS) vulnerability.

Vulnerability Insight:
named failed to check the opcode of responses when performing
zone refreshes, stub zone updates, and UPDATE forwarding. This could lead to an assertion failure
under certain conditions and has been addressed by rejecting responses whose opcode does not match
the expected value.

Affected Software/OS:
BIND version prior to 9.11.35, 9.16.x prior 9.16.20 and 9.17.x
prior to 9.17.17.

Solution:
Update to version 9.11.35, 9.16.20, 9.17.17 or later.

CVSS Score:
5.0

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

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