Hackers Turn Cisco and Citrix Zero Days into a Malware Nightmare
CVE-2025-20337 Allows Unauthenticated Remote Code Execution in Cisco ISE Systems The attackers deployed custom in-memory web shells with advanced evasion and encryption techniques. The exploits were widespread and indiscriminate, with no specific attribution to any industry or actor. “Sophisticated” threat actors used a maximum severity zero-day vulnerability in Cisco Identity Service Engine (ISE) and Citrix […]
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