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CVE-2023-6548

Published: Jan 17, 2024Updated: Oct 24, 2025 Sources: CVE List NVD BDUCWE-94
NVD MITRE
5.5CVSSMEDIUM
EPSS Score
3.2%
Top 13.6%
CISA KEV
Active Exploitation
Since Jan 17, 2024
Exploits
No Known Exploits
Remediation
Patch Available

Description

Improper Control of Generation of Code ('Code Injection') in NetScaler ADC and NetScaler Gateway allows an attacker with access to NSIP, CLIP or SNIP with management interface to perform Authenticated (low privileged) remote code execution on Management Interface.

CVSS Vector Breakdown

AV:AAC:LPR:LUI:NS:UC:LI:LA:L
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low
Open in CVSS calculator →

Weaknesses

CWE-94

Affected Products

NetScaler Application Delivery ControllerCitrix Systems Inc.
Mixed
Cloud & SaaS
NetScaler GatewayCitrix Systems Inc.
Mixed
Cloud & SaaS
netscaler application delivery controllercitrix
On-premNetwork Device
Networking Infrastructure / load-balancer-proxy
netscaler gatewaycitrix
On-premSecurity Product
Networking Infrastructure
NetScaler ADCCloud Software Group
Mixed
Cloud & SaaS / cloud-platform
citrix systems inc.commercialUSCloud & SaaSaka citrix adc, netscaler gateway, citrix gateway
citrixcommercialUSCloud & SaaSaka xenserver, netscaler gateway firmware, application delivery controller firmware
cloud software groupcommercialUSCloud & SaaSaka citrix
and 1 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Jan 17, 2024
Remediation due:Jan 24, 2024

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

Official Patch Available

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://www.cybersecurity-help.cz/vdb/SB2024011635
cybersecurity-help.cz
https://support.citrix.com/article/CTX584986/netscaler-adc-and-netscaler-gateway-security-bulletin-for-cve20236548-and-cve20236549
support.citrix.com
https://www.cisa.gov/sites/default/files/csv/known_exploited_vulnerabilities.csv
cisa.gov
and 1 more references View all →

Timeline

Added to CISA KEV
Jan 17, 2024
Published
Jan 17, 2024
Last Updated
Oct 24, 2025

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