CVE-2017-2209

HIGHNVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-13. NVD baseline CVSS 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
7.8EG
EchelonGraph verdictPlan mitigationSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1.1%CVSS: 7.8Exploit: None knownExposed services: Not assessed

A fix is referenced (a reference tagged "Patch", often a source commit), but no release containing it is confirmed — find the release that contains it; until it is applied, mitigate (WAF / firewall / segmentation).

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.

CVSS v3
7.8
EG Score
7.8HIGHmedium confidence
EG Risk
40
EG Risk 40/100CISA SSVC

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity78% × 45%
Exploitation1% × 40%
Automatability30% × 15%
CISA SSVC: Track at low or medium mission impact; Track or Attend at high (mission-essential systems).
Action: A fix is referenced, but no release containing it is confirmed. Check the referenced fix and the vendor's advisory for a release that contains it and apply that within your standard update timelines at low or medium mission impact and sooner than that at high; until then, restrict network exposure of the affected system or apply the vendor's mitigation.
EPSS PROB
1.1%
EPSS %ILE
64th
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Track or Attend at high (mission-essential systems).

A fix is referenced, but no release containing it is confirmed. Check the referenced fix and the vendor's advisory for a release that contains it and apply that within your standard update timelines at low or medium mission impact and sooner than that at high; until then, restrict network exposure of the affected system or apply the vendor's mitigation.

Exploitation none (no KEV listing, exploit record or EPSS ≥ 50%) · Automatable unknown (not published for this CVE) · Technical impact partial (CVSS below 9.0). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

June 9, 2017

Last Modified

June 17, 2026

Advisory Details (1)

Auto-updated Oct 5, 2026
Fix referenced — no release confirmed yet.
generic

JVN#24087303: Installer of Houkokusyo Sakusei Shien Tool provided by Ministry of the Environment may insecurely load Dynamic Link Libraries

https://jvn.jp/en/jp/JVN24087303/index.html

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 7× in last 7d / 22× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 154 total refreshes for this CVE.

  1. 2026-10-10 19:55 UTCEPSS rescore
  2. 2026-10-09 20:02 UTCEPSS rescore
  3. 2026-10-08 16:36 UTCEPSS rescore
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  10. 2026-09-30 09:32 UTCEG score recompute
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  1. 2026-09-04 13:56 UTCEPSS rescore
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  26. 2026-07-28 15:32 UTCEPSS rescore
  27. 2026-07-26 14:51 UTCEPSS rescore
  28. 2026-07-23 14:15 UTCEPSS rescore
  29. 2026-07-23 01:29 UTCEG score recompute
  30. 2026-07-22 22:08 UTCEG score recompute
  31. 2026-07-22 14:04 UTCEPSS rescore
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  49. 2026-07-09 19:06 UTCEPSS rescore
  50. 2026-07-08 15:10 UTCEPSS rescore
  51. 2026-07-07 13:42 UTCEPSS rescore
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  60. 2026-06-30 23:19 UTCEPSS rescore
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  73. 2026-06-21 14:54 UTCEPSS rescore
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  75. 2026-06-21 01:57 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2017-2209?
CVE-2017-2209 is a high vulnerability published on June 9, 2017. 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…
When was CVE-2017-2209 disclosed?
CVE-2017-2209 was first published on June 9, 2017, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2017-2209 actively exploited?
CVE-2017-2209 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1.1% probability of exploitation in the next 30 days (64th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2017-2209?
CVE-2017-2209 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2017-2209?
A fix for CVE-2017-2209 is referenced (a reference tagged "Patch", often a source commit), but EchelonGraph has no release containing it on record. Check that reference and the vendor's advisory for a release that contains the fix and update to it; until then, restrict network exposure of the affected system or apply the vendor's mitigation.

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