CVE-2019-6476

MEDIUM

BIND 9.14.0-9.14.6 and 9.15.0-9.15.4 - Reachable Assertion via QNAME Minimization Forwarder Referral

Title source: llm
STIX 2.1

Description

A defect in code added to support QNAME minimization can cause named to exit with an assertion failure if a forwarder returns a referral rather than resolving the query. This affects BIND versions 9.14.0 up to 9.14.6, and 9.15.0 up to 9.15.4.

References (3)

Core 3
Core References
Third Party Advisory x_refsource_confirm
https://kb.isc.org/docs/cve-2019-6476
Vendor Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20191024-0004/

Scores

CVSS v3 5.9
EPSS 0.0127
EPSS Percentile 79.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-617
Status published
Products (1)
isc/bind 9.14.0 - 9.14.6
Published Oct 17, 2019
Tracked Since Feb 18, 2026