Firetruck

CVE-2023-6549

KEV
Updated Oct 21, 2025 · PUBLISHED
View KEV entry →

Description

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.

Full record on cve.org →

Affected packages

PackageVendor / ProductVersion rangeStatus
NetScaler ADCCloud Software Group / NetScaler ADC>= 12.1-FIPS, < 55.302affected
NetScaler ADCCloud Software Group / NetScaler ADC>= 12.1-NDcPP, < 55.302affected
NetScaler ADCCloud Software Group / NetScaler ADC>= 13.0, < 92.21affected
NetScaler ADCCloud Software Group / NetScaler ADC>= 13.1, < 51.15affected
NetScaler ADCCloud Software Group / NetScaler ADC>= 13.1-FIPS, < 37.176affected
NetScaler ADCCloud Software Group / NetScaler ADC>= 14.1, < 12.35affected