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CVE-2023-6549 — Actively Exploited: NetScaler ADC and NetScaler Gateway (Citrix)

Citrix NetScaler ADC and NetScaler Gateway contain a buffer overflow vulnerability that allows for a denial-of-service when configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server.

CVE IDCVE-2023-6549
VendorCitrix
ProductNetScaler ADC and NetScaler Gateway
Vulnerability nameCitrix NetScaler ADC and NetScaler Gateway Buffer Overflow Vulnerability
Date added2024-01-17
Remediation due2024-02-07
Known ransomware useUnknown
Required actionApply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
DescriptionCitrix NetScaler ADC and NetScaler Gateway contain a buffer overflow vulnerability that allows for a denial-of-service when configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server.
SourceCISA Known Exploited Vulnerabilities

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