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CVE-2018-1000620
Vulnerability in cryptiles (CVE-2018-1000620)
Summary
vulnerability in cryptiles (CVE-2018-1000620). Successful exploitation can lead to full system takeover. Exploitable via ``cryptiles``. Mitigation: upgrade to `3.1.3` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2018-1000620** has been found in cryptiles.
Attackers can target a specific entry point like ``cryptiles`` over the network to misuse the product.
Successful exploitation can lead to full system takeover. CVSS score: ?/10.
What to do: upgrade cryptiles to **3.1.3** or later.
If unsure, ask your IT team or search "cryptiles CVE-2018-1000620" on the vendor's site.
CVE-2018-1000620 (cryptiles) — CWE-331 /
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Attack surface: `cryptiles`
Patched: `3.1.3` — 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-331) exists in cryptiles. Attackers reach the vulnerable code path via ``cryptiles`` without authentication.
📍 Affected scope
cryptiles — . Attack surface: `cryptiles`.
🔥 Severity
Severity: ?. Successful exploitation can lead to full system takeover
🔧 How to fix
Update to **3.1.3**.
🛡️ 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 'cryptiles' .` 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 'cryptiles' . | 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 `cryptiles` を grep し、稼働しているサービス・バージョンを把握する。
-
6Apply patch patch
Upgrade cryptiles to 3.1.3ステージング環境で 3.1.3 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
npm
cryptiles
[{"type":"SEMVER","events":[{"introduced":"3.1.0"},{"fixed":"3.1.3"}]}]
References
- advisory https://nvd.nist.gov/vuln/detail/CVE-2018-1000620
- package https://github.com/hapijs/cryptiles
- web https://github.com/hapijs/cryptiles/issues/34
- web https://github.com/nodejs/security-wg/blob/master/vuln/npm/476.json
- web https://www.npmjs.com/advisories/720
- web https://www.npmjs.com/advisories/1464
- web https://github.com/hapijs/cryptiles/commit/9332d4263a32b84e76bf538d7470d01ea63fa047
- web https://github.com/hapijs/cryptiles/issues/35
- web https://github.com/hapijs/cryptiles/commit/6bdcd0f6ee8ade96e7b30350bad39ee0c2ef0f9b
- web https://github.com/hapijs/cryptiles/commit/cb6bd642816e0cb8341d2b3896fd9e7c57e94f56
- web https://github.com/advisories/GHSA-rq8g-5pc5-wrhr