CVE-2019-10191

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Summary

CVECVE-2019-10191
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 of knot resolver before version 4.1.0 which allows remote attackers to downgrade DNSSEC-secure domains to DNSSEC-insecure state, opening possibility of domain hijack using attacks against insecure DNS protocol.

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

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
[SECURITY] Fedora 29 Update: knot-resolver-4.1.0-1.fc29 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org Third Party Advisory
1727211 – (CVE-2019-10191) CVE-2019-10191 knot-resolver: improper input validation in DNS resolver allows remote attacker to poison cache by unsigned negative answer CONFIRM bugzilla.redhat.com Issue Tracking, 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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