NetScaler ADC and Gateway

CVE-2024-8534: Memory safety vulnerability leading to memory corruption and Denial of Service

Memory safety vulnerability leading to memory corruption and Denial of Service in NetScaler ADC and Gateway if the appliance must be configured as a Gateway (VPN Vserver) with RDP Feature enabled OR the appliance must be configured as a Gateway (VPN Vserver) and RDP Proxy Server Profile is created and set to Gateway (VPN Vserver) OR the appliance must be configured as a Auth Server (AAA Vserver) with RDP Feature enabled

Published

ExploitedNot in CISA KEV
Ransomware useNot reportedPer CISA
SeverityHIGHCVSS 4.0 8.4
EPSS0.56%Chance of exploitation in 30 days
Public exploitNot tracked
FixAvailable

Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.

Affected and fixed versions

Product / branchFixed in
NetScaler ADC 14.129.72 or later
NetScaler ADC 13.155.34 or later
NetScaler ADC 13.1-FIPS37.207 or later
NetScaler ADC 12.1-FIPS55.321 or later
NetScaler ADC 12.1-NDcPP55.321 or later
NetScaler Gateway 14.129.72 or later
NetScaler Gateway 13.155.34 or later
NetScaler Gateway 13.1-FIPS37.207 or later
NetScaler Gateway 12.1-FIPS55.321 or later
NetScaler Gateway 12.1-NDcPP55.321 or later

Always confirm against the vendor advisory, which lists every fixed hotfix.

What it is

Memory safety vulnerability leading to memory corruption and Denial of Service in NetScaler ADC and Gateway if the appliance must be configured as a Gateway (VPN Vserver) with RDP Feature enabled OR the appliance must be configured as a Gateway (VPN Vserver) and RDP Proxy Server Profile is created and set to Gateway (VPN Vserver) OR the appliance must be configured as a Auth Server (AAA Vserver) with RDP Feature enabled

Sources

KEV status, EPSS score and vendor data refreshed automatically, last on 11 Oct 2026.

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