CVE-2023-3519 Ransomware

CISA description

Citrix NetScaler ADC and NetScaler Gateway contains a code injection vulnerability that allows for unauthenticated remote code execution.

Required action

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

Notes & references

• https://support.citrix.com/article/CTX561482/citrix-adc-and-citrix-gateway-security-bulletin-for-cve20233519-cve20233466-cve20233467
• https://nvd.nist.gov/vuln/detail/CVE-2023-3519

Where this lands in 800-53

Vulnerability data triggers these controls during assessment and continuous monitoring.

• RA-5 · Vulnerability Monitoring and Scanning
• SI-2 · Flaw Remediation
• CM-6 · Configuration Settings
• SI-7 · Software, Firmware, and Information Integrity
• CM-8 · System Component Inventory

External lookups

• NVD · CVE-2023-3519
• CVE.org · CVE-2023-3519
• CISA KEV catalog (canonical)