cve-2023-4966

{
  "cvss": 9.4,
  "datePublished": "2023-10-18",
  "dateUpdated": "2023-10-18",
  "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.",
  "dueDate": "2023-11-08",
  "id": "CVE-2023-4966",
  "kev_catalogs": [
    "cisa"
  ],
  "knownRansomwareCampaignUse": "Known",
  "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",
  "product": "NetScaler ADC and NetScaler Gateway",
  "requiredAction": "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.",
  "severity": "CRITICAL",
  "source": "cisa_known_exploited",
  "title": "Citrix NetScaler ADC and NetScaler Gateway Buffer Overflow Vulnerability",
  "vendor": "Citrix"
}