High severity · published Oct 17, 2019
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
7.5
CVSS
2.9%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.9% · higher than 87% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BI
Bind · Isc
9.14.0 through 9.14.6; 9.15.0 through 9.15.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-6476
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-6476
Third Party Advisory
https://kb.isc.org/docs/cve-2019-6476
security.netapp.com
https://security.netapp.com/advisory/ntap-20191024-0004/
support.f5.com
https://support.f5.com/csp/article/K42238532?utm_source=f5support&%3Butm_medium=RSS
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