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MEDIUM · 5.9

CVE-2019-6476

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 9.1...

Vulnerability 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.

CVSS Score

5.9

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
IscBind>= 9.14.0, <= 9.14.6

Related Weaknesses (CWE)

CWE-617

References

FAQ

What is CVE-2019-6476?

CVE-2019-6476 is a vulnerability with a CVSS score of 5.9 (MEDIUM). 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 9.1...

How severe is CVE-2019-6476?

CVE-2019-6476 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-6476?

Check the references section above for vendor advisories and patch information. Affected products include: Isc Bind.