Title: Citrix NetScaler and Access Gateway Denial Of Service Vulnerability
Severity: HIGH
Description:
Citrix NetScaler is an appliance that accelerates the performance of applications. Access Gateway provides secure remote access.
NetScaler and Access Gateway are prone to a denial-of-service vulnerability that stems from an unspecified error when the following features are in use:
URL Transform
Application Firewall
AGEE Clientless VPN
An attacker can exploit this issue to cause denial-of-service conditions.
The issue affects the appliance firmware 9.0 (prior to build 70.5) and 9.1 (prior to build 96.4).
The following products are affected:
Citrix NetScaler
NetScaler Application Firewall
Access Gateway Enterprise Edition
Affected Products:
- Citrix Access Gateway Enterprise Edition 9.0
- Citrix Access Gateway Enterprise Edition 9.1
- Citrix NetScaler 9.0
- Citrix NetScaler 9.1
References:
- Citrix: CTX123060: Vulnerability in Citrix NetScaler, Citrix NetScaler Application Firew
- Citrix: Citrix Homepage
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