Improper input validation in Cz.nic Knot-resolver
CVE-2019-10191
A 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 inse…
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.019 (77.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
Affected products
- Cz.nic Knot-resolver — versions all before 4.1.0
- Nic Knot_resolver
- Fedoraproject Fedora — versions 29, 30
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory, Issue Tracking)
- secalert@redhat.com (x_refsource_CONFIRM, Release Notes, Vendor Advisory)
- secalert@redhat.com (x_refsource_FEDORA, vendor-advisory)
- secalert@redhat.com (x_refsource_FEDORA, vendor-advisory)
- secalert@redhat.com
Frequently asked questions
- What is CVE-2019-10191?
- CVE-2019-10191 is a high-severity vulnerability in Cz.nic Knot-resolver, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2019-07-16.
- How severe is CVE-2019-10191?
- High severity. CVSS v3 base score is 7.5 out of 10.