CVE-2023-4966 - Citrix NetScaler ADC and NetScaler Gateway Buffer Overflow Vulnerability
CVE-2023-4966
Citrix | NetScaler ADC and NetScaler Gateway
- Date Added:
- 2023-10-18
- Due Date:
- 2023-11-08
- Vulnerability Name
Citrix NetScaler ADC and NetScaler Gateway Buffer Overflow Vulnerability
- Description
Citrix NetScaler ADC and NetScaler Gateway contain a buffer overflow vulnerability that allows for sensitive information disclosure when configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server.
- Known To Be Used in Ransomware Campaigns?
Known
- Action
Apply mitigations and kill all active and persistent sessions per vendor instructions [https://www.netscaler.com/blog/news/cve-2023-4966-critical-security-update-now-available-for-netscaler-adc-and-netscaler-gateway/] OR discontinue use of the product if mitigations are unavailable.
- Additional Notes
- https://www.netscaler.com/blog/news/cve-2023-4966-critical-security-update-now-available-for-netscaler-adc-and-netscaler-gateway/, https://support.citrix.com/article/CTX579459/netscaler-adc-and-netscaler-gateway-security-bulletin-for-cve20234966-and-cve20234967 ; https://nvd.nist.gov/vuln/detail/CVE-2023-4966
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