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CVE-2023-3519

Published: Jul 19, 2023Updated: Aug 5, 2026 Sources: CVE List NVD BDUCWE-94
9.8CRITICAL
NVD MITRE
EPSS Score
99.7%
Top 0.0%
CISA KEV
Active Exploitation
Since Jul 19, 2023
Exploits
1 Known
Remediation
Patch Available
Self-Check
Nuclei · OpenVAS

Description

Unauthenticated remote code execution

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-94

Affected Products

Citrix
commercial·USaka netscaler gateway firmware, xenserver, application delivery controller firmware
netscaler application delivery controllerOn-premNetwork Device
Networking Infrastructure / load-balancer-proxy
NetScaler GatewayOn-premSecurity Product
Networking Infrastructure
NetScaler ADCMixed
Cloud & SaaS / virtualization
Citrix Systems Inc.
commercial·USaka citrix gateway, citrix adc, netscaler gateway
Citrix ADCSaaSSaaS Service
Cloud & SaaS / api-gateway
Citrix GatewayOn-premNetwork Device
Networking Infrastructure
and 1 more affected products View all →

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Jul 19, 2023
Remediation due:Aug 9, 2023
Ransomware:Known ransomware use

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

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

http://packetstormsecurity.com/files/173997/Citrix-ADC-NetScaler-Remote-Code-Execution.html
packetstormsecurity.com
https://support.citrix.com/article/CTX561482/citrix-adc-and-citrix-gateway-security-bulletin-for-cve20233519-cve20233466-cve20233467
support.citrix.com
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-3519
cisa.gov
and 2 more references View all →
News mentions
3

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