Hundreds of Citrix NetScaler ADC and Gateway Servers Hacked in Major Cyber Attack

Hundreds of Citrix NetScaler ADC and Gateway servers have been breached by malicious actors to deploy web shells, according to the Shadowserver Foundation. The non-profit said the attacks take advantage of CVE-2023-3519, a critical code injection vulnerability that could lead to unauthenticated...

How To Troubleshoot High Packet or Management CPU Issue on Citrix ADC

CPU is a finite resource. Like many resources, there are limits to a CPU's capacity. The NetScaler appliance has two kinds of CPUs in general: The Management CPU and Packet CPU...

Netscaler nstcpdump timestamp shows as UTC+0 instead of device local time(e.g. GMT+9).

Starting from version 13.1, when the TCPDUMP command is executed in CLI, GMT+0 time is applied instead of GMT+9 time set in Netscaler. Nstrace is normally applied as GMT+9 time, but only TCPDUMP is applied as GMT+0...

Your Logon Has Expired. Please Log on Again to Continue

Whenspecific users logon to Storefront Workspace App for web without Netscaler gateway, after typing the username/password, the below error appears: Your logon has expired. Please log on again to continue...

CVE-2023-3519: NetScaler (Citrix) RCE Blocked By Imperva

On July 20, CISA warned about the exploitation of an unauthenticated remote code execution vulnerability affecting NetScaler formerly Citrix Application Delivery Controller and NetScaler Gateway. Attackers first exploited this vulnerability in June, when unidentified hackers used this as a zero-d...

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-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...

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...

CISA Adds One Known Exploited Vulnerability to Catalog

CISA has added one new vulnerability to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. CVE-2023-3519 Citrix NetScaler ADC and NetScaler Gateway Code Injection Vulnerability These types of vulnerabilities are frequent attack vectors for malicious cyber actor...

Citrix ADC 和 Citrix Gateway 跨站脚本漏洞

Citrix Systems Citrix Gateway Citrix Systems NetScaler Gateway and Citrix ADC are both products of Citrix Systems, Inc.Citrix Gateway is a secure remote access solution. The product provides administrators with application-level and data-level controls to enable users to remotely access...

CVE-2023-3519

Unauthenticated remote code execution Recent assessments: rbowes-r7 at July 19, 2023 9:42pm UTC reported: Note that the analysis before is for a separate issue – either a silently-patched vuln or some cleanup. We’ve posted a Rapid7 Analysis with the full details, so check that out! I spent some...

Citrix NetScaler ADC and NetScaler Gateway Code Injection Vulnerability

Citrix NetScaler ADC and NetScaler Gateway contains a code injection vulnerability that allows for unauthenticated remote code execution...

Citrix ADC 和 Citrix Gateway 代码注入漏洞

Citrix Systems Citrix Gateway Citrix Systems NetScaler Gateway and Citrix ADC are both products of Citrix Systems, Inc.Citrix Gateway is a secure remote access solution. The product provides administrators with application-level and data-level controls to enable users to remotely access...

Critical Zero-Day Vulnerability in Citrix NetScaler ADC and NetScaler Gateway

On Tuesday, July 18, Citrix published a security bulletin warning users of three new vulnerabilities affecting NetScaler ADC and NetScaler Gateway. Of the three vulnerabilities, CVE-2023-3519 is the most severe—successful exploitation allows unauthenticated attackers to execute code remotely on...

Citrix ADC and Citrix Gateway Security Bulletin for CVE-2023-3519, CVE-2023-3466, CVE-2023-3467

Multiple vulnerabilities have been discovered in NetScaler ADC formerly Citrix ADC and NetScaler Gateway formerly Citrix Gateway. The following supported versions of NetScaler ADC and NetScaler Gateway are affected by the vulnerabilities: NetScaler ADC and NetScaler Gateway13.1before13.1-49.13...

CVE-2023-3467

creationtimestamp| type| source ---|---|--- 2023-07-18 13:18:11+00:00| seen| https://www.cert.at/de/warnungen/2023/7/sicherheitslucken-teil-kritisch-in-citrixnetscaler-adc-und-gateway-updates-verfugbar 2023-07-19 06:17:05+00:00| seen| https://www.kyberturvallisuuskeskus.fi/fi/haavoittuvuus11/2023...