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GHSA-hc3c-63hc-2r9f
Vulnerability in libcrux-chacha20poly1305 (GHSA-hc3c-63hc-2r9f)
Summary
vulnerability in libcrux-chacha20poly1305 (GHSA-hc3c-63hc-2r9f). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to `0.0.8` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **GHSA-hc3c-63hc-2r9f** has been found in libcrux-chacha20poly1305.
Risk of unauthorized operations or information disclosure. CVSS score: ?/10.
What to do: upgrade libcrux-chacha20poly1305 to **0.0.8** or later.
If unsure, ask your IT team or search "libcrux-chacha20poly1305 GHSA-hc3c-63hc-2r9f" on the vendor's site.
GHSA-hc3c-63hc-2r9f (libcrux-chacha20poly1305) — CWE-120 /
Patched: `0.0.8` — apply immediately
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-120) exists in libcrux-chacha20poly1305.
📍 Affected scope
libcrux-chacha20poly1305 — .
🔥 Severity
Severity: ?. Risk of unauthorized operations or information disclosure
🔧 How to fix
Update to **0.0.8**.
🛡️ 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 'libcrux-chacha20poly1305' .` 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 'libcrux-chacha20poly1305' . | 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 `libcrux-chacha20poly1305` 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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6Apply patch patch
Upgrade libcrux-chacha20poly1305 to 0.0.8ステージング環境で 0.0.8 に上げて回帰テスト → 本番反映。回帰テストはアプリの主要ハッピーパスと、Step 3 で見つけた異常検知の続報チェックを含めること。
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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
rust
libcrux-chacha20poly1305
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.0.8"}]}]
crates.io
libcrux-chacha20poly1305
[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.0.8"}]}]