Improper input validation in Cz.nic Knot-resolver
CVE-2018-10920
Improper input validation bug in DNS resolver component of Knot Resolver before 2.4.1 allows remote attacker to poison cache.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.032 (86.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N.
Affected products
- Cz.nic Knot-resolver — versions before 2.4.1
- Nic Knot_resolver
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (x_refsource_CONFIRM, Vendor Advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2018-10920?
- CVE-2018-10920 is a medium-severity vulnerability in Cz.nic Knot-resolver, classified under Improper Input Validation. CVSS score: 6.8/10. Published 2018-08-02.
- How severe is CVE-2018-10920?
- Medium severity. CVSS v3 base score is 6.8 out of 10.
- Is CVE-2018-10920 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.