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CVE-2017-2809
high
CVSS 7.5
Code Injection in ansible-vault (CVE-2017-2809)
Summary
code injection in ansible-vault (CVE-2017-2809). Successful exploitation can lead to full system takeover. Mitigation: upgrade to `3f8f659ef443ab870bb19f95d43543470168ae04, 1.0.5` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2017-2809** has been found in ansible-vault.
Successful exploitation can lead to full system takeover. CVSS score: 7.5/10.
What to do: upgrade ansible-vault to **3f8f659ef443ab870bb19f95d43543470168ae04, 1.0.5** or later.
If unsure, ask your IT team or search "ansible-vault CVE-2017-2809" on the vendor's site.
CVE-2017-2809 (ansible-vault) — CWE-94 / CVSS v3 7.5
Attack vector: remote (network-reachable) / unauthenticated
Patched: `3f8f659ef443ab870bb19f95d43543470168ae04, 1.0.5` — 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
**arbitrary code execution** (CWE-94) exists in ansible-vault.
📍 Affected scope
ansible-vault — .
🔥 Severity
Severity: High (CVSS 7.5/10). Successful exploitation can lead to full system takeover
🔧 How to fix
Update to **3f8f659ef443ab870bb19f95d43543470168ae04, 1.0.5**.
🛡️ 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 'ansible-vault' .` 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 'ansible-vault' . | 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 `ansible-vault` 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 ansible-vault to 3f8f659ef443ab870bb19f95d43543470168ae04, 1.0.5ステージング環境で 3f8f659ef443ab870bb19f95d43543470168ae04, 1.0.5 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
PyPI
ansible-vault
[{"repo":"https:\/\/github.com\/tomoh1r\/ansible-vault","type":"GIT","events":[{"introduced":"0"},{"fixed":"3f8f659ef443ab870bb19f95d43543470168ae04"}]},{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.5"}]}]
References
- advisory https://github.com/advisories/GHSA-c2w9-48qc-qpj4
- patch https://github.com/tomoh1r/ansible-vault/commit/3f8f659ef443ab870bb19f95d43543470168ae04
- report https://github.com/tomoh1r/ansible-vault/issues/4
- web http://www.securityfocus.com/bid/100824
- web https://github.com/tomoh1r/ansible-vault/blob/v1.0.5/CHANGES.txt
- web https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0305