PT-2021-8703 · Unknown · Knot Resolver

Pedro Sampaio · Published 2021-03-30 · Updated 2021-04-02 · CVE-2018-1110

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions knot-resolver versions prior to 2.3.0

Description A flaw in the knot-resolver may cause denial of service when it encounters malformed DNS messages.

Recommendations For versions prior to 2.3.0, update to version 2.3.0 or later to resolve the issue.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2018-1110

Affected Products

Knot Resolver

References · 11

• https://osv.dev/vulnerability/CVE-2018-1110 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2018-1110 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2018-1110 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-1110 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2018-1110 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-1110 · Vendor Advisory
• https://knot-resolver.cz/2018-04-23-knot-resolver-2.3.0.html · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2018-1110 · Security Note
• https://bugzilla.redhat.com/show_bug.cgi?id=1944328 · Note
• http://openwall.com/lists/oss-security/2018/04/23/2 · Note
• https://t.me/cvenotify/12494 · Telegram Post