CVE-2019-6468 - CVE House
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Status published Medium CVE-2019-6468

BIND Supported Preview Edition can exit with an assertion failure if nxdomain-redirect is used

Vulnerability Description

In BIND Supported Preview Edition, an error in the nxdomain-redirect feature can occur in versions which support EDNS Client Subnet (ECS) features. In those versions which have ECS support, enabling nxdomain-redirect is likely to lead to BIND exiting due to assertion failure. Versions affected: BIND Supported Preview Edition version 9.10.5-S1 -> 9.11.5-S5. ONLY BIND Supported Preview Edition releases are affected.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • ISC would like to thank Quad9 for reporting this issue.

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Affected Vendor

Affected Software

BIND 9 Supported Preview Edition
Vulnerable Versions:
BIND 9 9.10.5-S1 -> 9.11.5-S5

Timeline

Official Publish: October 9th, 2019
Last Modified: September 16th, 2024
Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.