CVE-2024-3400 – Zero-Day in Widely Used Enterprise Firewalls

In the latest wave of corporate-targeted cyberattacks, security researchers have uncovered active exploitation of CVE-2024-3400, a critical zero-day vulnerability affecting major enterprise firewall solutions. This flaw allows unauthenticated remote code execution, giving attackers full control over internal systems—even behind the perimeter.

What’s Happening?

  • Threat actors are leveraging this exploit to drop backdoors, steal credentials, and pivot laterally across networks.
  • APT groups are believed to be weaponizing the flaw in targeted attacks against finance, healthcare, and SaaS providers.

Key Takeaways for CISOs and Security Teams:
✅ Patch immediately if you’re using the affected versions.
✅ Review logs for anomalous activity around management interfaces.
✅ Enforce MFA and restrict external admin access.
✅ Consider a managed detection & response (MDR) partner for 24×7 threat hunting.

Cybersecurity isn’t a product—it’s a continuous process. Stay proactive. Stay patched. Stay resilient.


Need help assessing your environment for this vulnerability or setting up proactive defense strategies?
📩 Contact Next Is Now Technologies (NINT) for a rapid vulnerability impact assessment.
📞 +91 8929181181 | 🌐 www.nint.in | 📧 info@nint.in
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