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.
Original description
The description as published by the source.
An exploitable vulnerability exists in the yaml loading functionality of ansible-vault before 1.0.5. A specially crafted vault can execute arbitrary python commands resulting in command execution. An attacker can insert python into the vault to trigger this vulnerability.
Source: NIST National Vulnerability Database NVD GitHub Advisory
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
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: local / 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.
Arbitrary code execution (CWE-94) exists in ansible-vault.
Check the vendor advisory for the affected versions of ansible-vault.
Severity: High (CVSS 7.5/10). Successful exploitation can lead to full system takeover.
Update to 3f8f659ef443ab870bb19f95d43543470168ae04, 1.0.5.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
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
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。 -
2Apply 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を含めること。
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3Post-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。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
Affected packages
References
- advisory securityfocus.com
- advisory github.com
- advisory github.com
- advisory github.com
- advisory github.com
- report talosintelligence.com