In short
- CVE-2023-28452 is a HIGH (CVSS 7.5) vulnerability affecting github.com/coredns/coredns, coredns (coredns.io).
- Chance of exploitation in the next 30 days (EPSS): 0.61%, higher than 49.4% of all vulnerabilities.
- Fix: update to 1.11.0 or later.
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.
NVD 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.
More vulnerabilities in github.com/coredns/coredns
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