CVE-2019-10190

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Summary

CVECVE-2019-10190
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2019-07-16 18:15:00 UTC
Updated2023-02-12 23:33:00 UTC
DescriptionA vulnerability was discovered in DNS resolver component of knot resolver through version 3.2.0 before 4.1.0 which allows remote attackers to bypass DNSSEC validation for non-existence answer. NXDOMAIN answer would get passed through to the client even if its DNSSEC validation failed, instead of sending a SERVFAIL packet. Caching is not affected by this particular bug but see CVE-2019-10191.

Risk And Classification

Problem Types: CWE-20

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Fedoraproject Fedora 29 All All All
Operating System Fedoraproject Fedora 30 All All All
Operating System Fedoraproject Fedora 29 All All All
Operating System Fedoraproject Fedora 30 All All All
Application Nic Knot Resolver All All All All
Application Nic Knot Resolver All All All All
Application Nic Knot Resolver All All All All

References

ReferenceSourceLinkTags
[SECURITY] Fedora 30 Update: knot-resolver-4.1.0-1.fc30 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org Third Party Advisory
Knot Resolver 4.1.0 released – Knot Resolver CONFIRM www.knot-resolver.cz Release Notes, Vendor Advisory
[SECURITY] Fedora 30 Update: knot-resolver-4.1.0-1.fc30 - package-announce - Fedora Mailing-Lists MISC lists.fedoraproject.org
[SECURITY] Fedora 29 Update: knot-resolver-4.1.0-1.fc29 - package-announce - Fedora Mailing-Lists MISC lists.fedoraproject.org
1727208 – (CVE-2019-10190) CVE-2019-10190 knot-resolver: improper input validation in DNS resolver allows remote attacker to bypass DNSSEC validation CONFIRM bugzilla.redhat.com Issue Tracking, Third Party Advisory
[SECURITY] Fedora 29 Update: knot-resolver-4.1.0-1.fc29 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 501027 Alpine Linux Security Update for knot-resolver
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