Zero-friction vulnerability management platform

Mageni eases for you the vulnerability scanning, assessment, and management process. It is free and open-source.

Install Now

Available for macOS, Windows, and Linux

App screenshot

ISC BIND Resolver Cache Vulnerability - Jan16

Information

Severity

Severity

Medium

Family

Family

Denial of Service

CVSSv2 Base

CVSSv2 Base

5.0

CVSSv2 Vector

CVSSv2 Vector

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

Solution Type

Solution Type

Workaround

Created

Created

6 years ago

Modified

Modified

3 years ago

Summary

The host is installed with ISC BIND and is prone to resolver cache vulnerability.

Insight

Insight

The flaw exists due to the resolver overwrites cached server names and TTL values in NS records during the processing of a response to an A record query.

Affected Software

Affected Software

ISC BIND versions 9 through 9.8.1-P1.

Detection Method

Detection Method

Checks if a vulnerable version is present on the target host.

Solution

Solution

As a workaround it is recommended to clear the cache, which will remove cached bad records but is not an effective or practical preventative approach.

Common Vulnerabilities and Exposures (CVE)