HomeCitrixCVE-2025-6543

CVE-2025-6543

CRITICAL
9.2CVSS
Published: 2025-06-25
Updated: 2025-10-24
AI Analysis

Description

Memory overflow vulnerability leading to unintended control flow and Denial of Service in NetScaler ADC and NetScaler Gateway when configured as Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server

CVSS Metrics

Vector
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
network
Complexity
high
Privileges
none
User Action
none
Confidentiality
undefined
Integrity
undefined
Availability
undefined
Weaknesses
CWE-119

Metadata

Primary Vendor
CITRIX
Published
6/25/2025
Last Modified
10/24/2025
Source
NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

citrix : netscaler_application_delivery_controllercitrix : netscaler_application_delivery_controllercitrix : netscaler_application_delivery_controllercitrix : netscaler_application_delivery_controllercitrix : netscaler_gatewaycitrix : netscaler_gateway

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