What is CVE-2019-6468?

CVE-2019-6468 is a high-severity vulnerability in Isc Bind, classified under Reachable Assertion. CVSS score: 7.5/10. Published 2019-10-09.

How severe is CVE-2019-6468?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Isc Bind

CVE-2019-6468

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.

EPSS: 0.026 (83.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Isc Bind — versions 9.10.5, 9.11.5
Isc Bind 9 Supported Preview Edition — versions BIND 9 9.10.5-S1 -> 9.11.5-S5

Weakness classification (CWE)

CWE-617 — Reachable Assertion

References

security-officer@isc.org (x_refsource_CONFIRM, Third Party Advisory)
security-officer@isc.org (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2019-6468?: CVE-2019-6468 is a high-severity vulnerability in Isc Bind, classified under Reachable Assertion. CVSS score: 7.5/10. Published 2019-10-09.
How severe is CVE-2019-6468?: High severity. CVSS v3 base score is 7.5 out of 10.