Vulnerability DatabaseCVE-2019-6476
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CVE-2019-6476
Published:October 17, 2019
Updated:May 17, 2026
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.
Related Resources (6)
https://security.alpinelinux.org/vuln/CVE-2019-6476
https://github.com/isc-projects/bind9/commit/622bef6aeca9b31d341483bbba812af378515c6e#diff-7dd547fb92ba96b7830102f1c981c3a2
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-6476
https://support.f5.com/csp/article/K42238532?utm_source=f5support&amp%3Butm_medium=RSS
https://security.netapp.com/advisory/ntap-20191024-0004/
https://kb.isc.org/docs/cve-2019-6476
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CVSS v4
Base Score:
8.2
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.9
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Reachable Assertion
CWE-617
EPSS
Base Score:
1.27