CVE-2023-28452 — Authentication Bypass by Spoofing in Coredns Coredns
Severity
7.5HIGHNVD
EPSS
0.0%
top 87.48%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedSep 18
Latest updateSep 25
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6