CVE-2022-3347: Incorrect validation of root DNSSEC public keys in github.com/peterzen/goresolver

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-12-28 · updated 2026-06-17
Weakness: CWE-345

Description

DNSSEC validation is not performed correctly. An attacker can cause this package to report successful validation for invalid, attacker-controlled records. Root DNSSEC public keys are not validated, permitting an attacker to present a self-signed root key and delegation chain.

Affected products

Go-Resolver Project Go-Resolver: all versions

References

https://github.com/peterzen/goresolver/issues/5#issuecomment-1150214257
https://pkg.go.dev/vuln/GO-2022-1026
https://github.com/peterzen/goresolver/issues/5#issuecomment-1150214257
https://pkg.go.dev/vuln/GO-2022-1026

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