⚠️ Breaking: CitrixBleed Exploit Campaign Resurfaces Targeting U.S. Infrastructure

 

A dangerous threat campaign leveraging the infamous CitrixBleed vulnerability (CVE-2023-4966) has resurfaced. Cyber attackers are actively exploiting unpatched Citrix NetScaler systems to gain unauthorized access and deploy remote code execution payloads.

🔍 Key Details:

• Vulnerability: CVE-2023-4966 (CitrixBleed)

• Impact: Remote session hijacking & credential theft

• Targets: U.S. critical infrastructure and enterprise VPN gateways

• Exploit Trend: Surge detected in July–August 2025 with IOC spikes across honeypots.

🛡️ CyberDudeBivash Defense Playbook:

• Immediately update Citrix ADC & Gateway to patched versions.

• Monitor for abnormal login patterns and hijacked sessions.

• Audit VPN infrastructure for compromise.

• Implement WAF rules and enhanced session token security.

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