What is CVE-2022-3347?

CVE-2022-3347 is a high-severity vulnerability in Github.com/peterzen/goresolver, classified under Insufficient Verification of Data Authenticity. CVSS score: 7.5/10. Published 2022-12-28.

How severe is CVE-2022-3347?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Github.com/peterzen/goresolver

CVE-2022-3347

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.

Published 2022-12-28 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.002 (13.9th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 13.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-345 — Insufficient Verification of Data Authenticity

References

github.com/peterzen/goresolver/issues/5 (Third Party Advisory, Issue Tracking)
pkg.go.dev/vuln/GO-2022-1026 (Vendor Advisory)

Frequently asked questions

What is CVE-2022-3347?: CVE-2022-3347 is a high-severity vulnerability in Github.com/peterzen/goresolver, classified under Insufficient Verification of Data Authenticity. CVSS score: 7.5/10. Published 2022-12-28.
How severe is CVE-2022-3347?: High severity. CVSS v3 base score is 7.5 out of 10.