The vulnerability of Citrix ADC application delivery controllers (formerly known as Citrix NetScaler Application Delivery Controller) and Citrix Gateway virtual environment access control systems (formerly known as Citrix NetScaler Gateway) stems from improper validation of the return value of a function. This allows attackers to disclose sensitive information that should be protected.

The vulnerability of Citrix ADC application delivery controllers formerly known as Citrix NetScaler Application Delivery Controller, as well as the Citrix Gateway access control system formerly known as Citrix NetScaler Gateway, is related to improper validation of the return value of a function...

VulnCheck KEV: CVE-2023-24489

Citrix Content Collaboration contains an improper access control vulnerability that could allow an unauthenticated attacker to remotely compromise customer-managed ShareFile storage zones controllers...

The vulnerability of Citrix ADC application delivery controllers (formerly known as Citrix NetScaler Application Delivery Controller), as well as the Citrix Gateway access control system (formerly known as Citrix NetScaler Gateway)—exist due to the lack of protective measures for website structures. This allows attackers to carry out cross-site scripting attacks.

The vulnerability of Citrix ADC application delivery controllers formerly known as Citrix NetScaler Application Delivery Controllers and Citrix Gateway access control systems formerly known as Citrix NetScaler Gateway exists due to the lack of protective measures for website structures. Exploitin...

citrix.ntpc.com Open Redirect vulnerability OBB-3550060

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

citrix.ntpc.com Cross Site Scripting vulnerability OBB-3547123

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

Citrix Hypervisor Security Update for CVE-2023-20593

Description of Problem AMD has released updated microcode to address an issue with certain AMD CPUs. Although this is not an issue in the Citrix Hypervisor product itself, we have released a hotfix that includes this microcode to mitigate this CPU hardware issue. This issue has the following...

A week in security (July 17 - 23)

Last week on Malwarebytes Labs: CISA: You've got two weeks to patch Citrix NetScaler vulnerability CVE-2023-3519 Estee Lauder targeted by Cl0p and BlackCat ransomware groups Google fixes "Bad.Build" Cloud Build flaw, researchers say it's not enough Accidental VirusTotal upload is a valuable...

How to move VDA storage on Citrix Hypervisor

Move VDA disks to another storage on Citrix Hypervisor...

Exploit for Code Injection in Citrix Netscaler_Application_Delivery_Controller

CVE-2023-3519 This Nuclei template checks for the presence of...

Exploit for Code Injection in Citrix Netscaler_Application_Delivery_Controller

Citrix ADC RCE CVE-2023-3519 This exploit uses addresses and s...

CISA: You've got two weeks to patch Citrix NetScaler vulnerability CVE-2023-3519

The Cybersecurity and Infrastructure Security Agency CISA has added a critical unauthenticated remote code execution RCE vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. This means that...

Exploit for Code Injection in Citrix Netscaler_Application_Delivery_Controller

CVE-2023-3519 identify NetScaler...

Citrix NetScaler ADC and Gateway Devices Under Attack: CISA Urges Immediate Action

The U.S. Cybersecurity and Infrastructure Security Agency CISA issued an advisory on Thursday warning that the newly disclosed critical security flaw in Citrix NetScaler Application Delivery Controller ADC and Gateway devices is being abused to drop web shells on vulnerable systems. "In June 2023...

Exploit for Code Injection in Citrix Netscaler_Application_Delivery_Controller

CVE-2023-3519 Inspector The cve20233519inspector.py is a...

Exploit for Code Injection in Citrix Netscaler_Application_Delivery_Controller

cve-2023-3519-citrix-scanner This script is a basic Citrix Sc...

CISA Releases Cybersecurity Advisory on Threat Actors Exploiting Citrix CVE-2023-3519

The Cybersecurity and Infrastructure Security Agency CISA released a Cybersecurity Advisory CSA, Threat Actors Exploiting Citrix CVE-2023-3519 to Implant Webshells, to warn organizations about threat actors exploiting CVE-2023-3519, an unauthenticated remote code execution RCE vulnerability...

Threat Actors Exploiting Citrix CVE-2023-3519 to Implant Webshells

SUMMARY Update September 6, 2023: This Cybersecurity Advisory has been updated with new tactics, techniques, and procedures TTPs as well as indicators of compromise IOCs received from an additional victim and trusted third parties. Update End The Cybersecurity and Infrastructure Security Agency...

Citrix Netscaler ADC and Gateway Vulnerabilities Exploited in the Wild

Threat Level Vulnerability Report For a detailed threat advisory, download the pdf file here Summary Citrix has released a zero-day critical patch for a remote code execution vulnerability in Netscaler ADC and Netscaler Gateway that has been exploited, along with two other vulnerabilities. Urgent...

How to restrict connections from clients\endpoints with specific versions of Citrix Workspace app

This article describes how to control connections to published applications or published desktops from specific versions of Citrix Workspace app for Windows. In the steps below, configure local group policies using the Windows Group Policy Object administrative template for Citrix Workspace app...

VDA machines stuck at Initializing for Hybrid Azure AD join

For Citrix MCS provisioned Hybrid Azure AD joined machine catalogs, the VDA machines might be stuck at “Initializing” status after startup. And when you login to the VDA machines and execute the “dsregcmd /status /debug” command, you will find below error message under “Diagnostic Data” “Server...