Citrix NetScaler ADC and NetScaler Gateway Buffer Overflow Vulnerability

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.

Required Action

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

References

• https://support.citrix.com/article/CTX584986/netscaler-adc-and-netscaler-gateway-security-bulletin-for-cve20236548-and-cve20236549
• https://nvd.nist.gov/vuln/detail/CVE-2023-6549

Additional Information

Catalog Version

2025.01.24

Catalog Released

Jan. 24, 2025

Days Until Due

0 days

Last Updated

5 months ago