Vulnerability in Santeikohyo (CVE-2017-2209)
Summary
Vulnerability in Santeikohyo (CVE-2017-2209). Successful exploitation can lead to full system takeover.
Original description
The description as published by the source.
Untrusted search path vulnerability in the installer of Houkokusyo Sakusei Shien Tool ver3.0.2 (For the first installation) (The version which was available on the website from 2017 April 4 to 2017 May 18) and ver2.0 and later (For the first installation) (The versions which were available on the website prior to 2017 April 4) allows an attacker to gain privileges via a Trojan horse DLL in an unspecified directory.
Source: NIST National Vulnerability Database NVD
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-2017-2209 has been found in Santeikohyo.
Successful exploitation can lead to full system takeover. CVSS score: 7.8/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "Santeikohyo CVE-2017-2209" on the vendor's site.
CVE-2017-2209 (Santeikohyo) — CWE-426 / CVSS v3 7.8
Attack vector: local / unauthenticated
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.
A vulnerability (CWE-426) exists in Santeikohyo.
Check the vendor advisory for the affected versions of Santeikohyo.
Severity: High (CVSS 7.8/10). Successful exploitation can lead to full system takeover.
Update to the patched release per vendor advisory.
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 'Santeikohyo' . 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
-
1Identify exposure identify
grep -r 'Santeikohyo' . | 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
Santeikohyoを grep し、稼働しているサービス・バージョンを把握する。 -
2Post-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。
References
- patch ghg-santeikohyo.env.go.jp
- patch ghg-santeikohyo.env.go.jp
- patch ghg-santeikohyo.env.go.jp
- patch jvn.jp