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detectionlint / library / spl
Cisco Secure Firewall - Citrix NetScaler Memory Overread Attempt
This analytic detects exploitation activity of CVE-2025-5777 using Cisco Secure Firewall Intrusion Events. It leverages Cisco Secure Firewall Threat Defense IntrusionEvent logs to identify cases where Snort signature 65118 (Citrix NetScaler memory overread attempt) is triggered If confirmed malicious, this behavior is highly indicative of a potential exploitation of CVE-2025-5777.
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quality67
fp risk—
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