Citrix Warns of Critical Netscaler Flaws Actively Exploited in Attacks – Urges Immediate Patching

Summary:

Two zero-day security vulnerabilities, identified as CVE-2023-6548 and CVE-2023-6549, have been discovered in NetScaler ADC and NetScaler Gateway. These vulnerabilities are actively exploited in the wild. CVE-2023-6548 affects the NetScaler management interface, potentially leading to remote code execution, while CVE-2023-6549 exposes unpatched NetScaler instances to denial-of-service attacks.

Threat Level – Red | Vulnerability Report

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