CVE-2025-7775

Aug. 27, 2025, 2:26 p.m.

9.2
Critical

Description

Memory overflow vulnerability leading to Remote Code Execution and/or Denial of Service in NetScaler ADC and NetScaler Gateway when NetScaler is configured as Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server (OR) NetScaler ADC and NetScaler Gateway 13.1, 14.1, 13.1-FIPS and NDcPP: LB virtual servers of type (HTTP, SSL or HTTP_QUIC) bound with IPv6 services or servicegroups bound with IPv6 servers (OR) NetScaler ADC and NetScaler Gateway 13.1, 14.1, 13.1-FIPS and NDcPP: LB virtual servers of type (HTTP, SSL or HTTP_QUIC) bound with DBS IPv6 services or servicegroups bound with IPv6 DBS servers (OR) CR virtual server with type HDX

Product(s) Impacted

Vendor Product Versions
Citrix
  • Netscaler Application Delivery Controller
  • Netscaler Gateway
  • *
  • *

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
a citrix netscaler_application_delivery_controller / / / / fips / / /
a citrix netscaler_application_delivery_controller / / / / ndcpp / / /
a citrix netscaler_application_delivery_controller / / / / fips / / /
a citrix netscaler_application_delivery_controller / / / / ndcpp / / /
a citrix netscaler_application_delivery_controller / / / / - / / /
a citrix netscaler_application_delivery_controller / / / / - / / /
a citrix netscaler_gateway / / / / / / / /
a citrix netscaler_gateway / / / / / / / /

References

https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX694938

Tags

CWE-119
secure@citrix.com
2025-08-26
CVE-2025-7775

CVSS Score

9.2 / 10

CVSS Data - 4.0

  • Attack Vector: NETWORK
  • Attack Complexity: HIGH
  • Attack Requirements: PRESENT
  • Privileges Required: NONE
  • User Interaction: NONE
  • Scope:
  • Confidentiality Impact: HIGH
  • Integrity Impact: HIGH
  • Availability Impact: HIGH
  • Exploit Maturity: NOT_DEFINED

    • 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

    View Vector String

Timeline

Published: Aug. 26, 2025, 1:15 p.m.
Last Modified: Aug. 27, 2025, 2:26 p.m.

Status : Analyzed

CVE has been marked for Analysis. Normally once in this state the CVE will be analyzed by NVD staff within 24 hours.

More info

Source

secure@citrix.com

Linked Attack Reports

GPUGate Malware: Malicious GitHub Desktop Implants Use Hardware-Specific Decryption, Abuse Google Ads to Target Western Europe

A sophisticated malware campaign dubbed 'GPUGate' has been uncovered, targeting Western European IT professionals through malicious Google Ads mimicking GitHub Desktop. The attack leverages GitHub's repository structure and a GPU-gated decryption mechanism to evade analysis. The malware, a 128 MB M…
malvertising
anti-analysis
amos stealer
2025-09-08
gpugate
gpu-gated decryption
opencl
western europe
Published: September 8, 2025
Linked vulnerabilities : CVE-2025-20265 (CVSS 10.0), CVE-2025-7775 (CVSS 9.2)
Downloadable IOCs: 42

August Vulnerabilities of Note

In August 2025, eighteen high-impact vulnerabilities were identified for prioritized remediation, down from 22 in July. The month saw a focus on Citrix and D-Link flaws, with active exploitation of Citrix NetScaler products and D-Link routers. OS Command Injection was the most common weakness. One …
vulnerability
command injection
exploitation
remote code execution
snipbot
rustyclaw
patch management
deserialization
CVE-2025-8088
CVE-2025-25256
CVE-2025-8875
CVE-2025-8876
CVE-2025-20265
CVE-2025-7775
2025-09-15
mythic c2 agent
Published: September 15, 2025
Linked vulnerabilities : CVE-2024-8068, CVE-2024-8069 (CVSS 8.8), CVE-2025-54948 (CVSS 9.4), CVE-2025-8088, CVE-2024-26009 (CVSS 8.1), CVE-2025-25256 (CVSS 9.8), CVE-2025-8875 (CVSS 9.4), CVE-2025-8876 (CVSS 9.4), CVE-2025-20265 (CVSS 10.0), CVE-2025-43300 (CVSS 8.8), CVE-2025-7775 (CVSS 9.2), CVE-2025-7776 (CVSS 8.8), CVE-2025-8424 (CVSS 8.7), CVE-2025-57819, CVE-2007-0671, CVE-2013-3893, CVE-2020-25079, CVE-2020-25078, CVE-2025-48384, CVE-2022-40799
Downloadable IOCs: 11

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.