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CVE-2023-30464
Vulnerability in github.com/coredns/coredns (CVE-2023-30464)
Summary
vulnerability in github.com/coredns/coredns (CVE-2023-30464). Risk of unauthorized operations or information disclosure.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2023-30464** has been found in github.com/coredns/coredns.
Risk of unauthorized operations or information disclosure. CVSS score: ?/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "github.com/coredns/coredns CVE-2023-30464" on the vendor's site.
CVE-2023-30464 (github.com/coredns/coredns) — CWE-290 /
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
❓ What is the problem
**A vulnerability** (CWE-290) exists in github.com/coredns/coredns.
📍 Affected scope
github.com/coredns/coredns — .
🔥 Severity
Severity: ?. Risk of unauthorized operations or information disclosure
🔧 How to fix
Update to the patched release per vendor advisory.
🛡️ Workaround
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
🔍 Detection
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run `grep -r 'github.com/coredns/coredns' .` against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.
Response Actions (7 steps)
Concrete steps and command examples for SOC/SRE teams to execute in order
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1Identify exposure identify
grep -r 'github.com/coredns/coredns' . | grep -v node_modulesリポジトリと本番環境の依存ファイル (package-lock.json / requirements.txt / go.sum / Gemfile.lock 等) で `github.com/coredns/coredns` を grep し、稼働しているサービス・バージョンを把握する。
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7Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番では Step 3 と同じログクエリでアラート再発が無いか継続監視。
Affected packages
go
github.com/coredns/coredns
[{"type":"SEMVER","events":[{"introduced":"0"},{"last_affected":"1.10.1"}]}]
References
- advisory https://nvd.nist.gov/vuln/detail/CVE-2023-30464
- package https://github.com/coredns/coredns
- web https://gist.github.com/idealeer/e41c7fb3b661d4262d0b6f21e12168ba
- web https://github.com/coredns/coredns/commit/604a902e2c7e0317aecaa3666124079c75a31573
- web https://github.com/advisories/GHSA-h92q-fgpp-qhrq