CVE-2023-6549 — Actively Exploited: NetScaler ADC and NetScaler Gateway (Citrix)
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.
| CVE ID | CVE-2023-6549 |
|---|---|
| Vendor | Citrix |
| Product | NetScaler ADC and NetScaler Gateway |
| Vulnerability name | Citrix NetScaler ADC and NetScaler Gateway Buffer Overflow Vulnerability |
| Date added | 2024-01-17 |
| Remediation due | 2024-02-07 |
| Known ransomware use | Unknown |
| Required action | Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. |
| 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. |
| Source | CISA Known Exploited Vulnerabilities |
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