VULNERABILITY INTELLIGENCE

CVE-2023-28452

CVSS score7.5 HIGH
EPSS probability0.61%
CISA KEVNot currently listed
Published2024-09-18
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

An issue was discovered in CoreDNS through 1.10.1. There is a vulnerability in DNS resolving software, which triggers a resolver to ignore valid responses, thus causing denial of service for normal resolution. In an exploit, the attacker could just forge a response targeting the source port of a vulnerable resolver without the need to guess the correct TXID.

Weakness classification

  • CWE-290: Authentication Bypass by Spoofing

Primary references