What’s Vulnerable › Vulnerabilities

CVE-2023-28452

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-09-18 · updated 2026-06-17
• Weakness: CWE-290

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.

Affected products

• coredns: through 1.10.1

References

• https://coredns.io/
• https://gist.github.com/idealeer/e41c7fb3b661d4262d0b6f21e12168ba

Get alerted when CVE-2023-28452 or the next vulnerability affects your stack