Citrix - Security Ticks

Critical Vulnerability Patched in Citrix NetScaler

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Critical Vulnerability Patched in Citrix NetScaler 2025-06-18 at 16:20 By Ionut Arghire Citrix has released patches for critical- and high-severity vulnerabilities in NetScaler and Secure Access Client and Workspace for Windows. The post Critical Vulnerability Patched in Citrix NetScaler appeared first on SecurityWeek. This article is an excerpt from SecurityWeek View Original Source React to […]

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Citrix Patches Critical NetScaler Console Vulnerability

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Citrix Patches Critical NetScaler Console Vulnerability 2024-07-10 at 16:46 By Ionut Arghire Citrix rolls out patches for multiple security vulnerabilities, including critical and high-severity issues in the NetScaler product line. The post Citrix Patches Critical NetScaler Console Vulnerability appeared first on SecurityWeek. This article is an excerpt from SecurityWeek RSS Feed View Original Source React

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Cybersecurity fears drive a return to on-premise infrastructure from cloud computing

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Cybersecurity fears drive a return to on-premise infrastructure from cloud computing 2024-02-22 at 06:02 By Help Net Security 42% of organizations surveyed in the US are considering or already have moved at least half of their cloud-based workloads back to on-premises infrastructures, a phenomenon known as cloud repatriation, according to Citrix. The survey showed that

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Citrix Warns NetScaler ADC Customers of New Zero-Day Exploitation

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Citrix Warns NetScaler ADC Customers of New Zero-Day Exploitation 2024-01-17 at 12:16 By Eduard Kovacs Citrix is aware of attacks exploiting two new NetScaler ADC and Gateway zero-day vulnerabilities tracked as CVE-2023-6548 and CVE-2023-6549. The post Citrix Warns NetScaler ADC Customers of New Zero-Day Exploitation appeared first on SecurityWeek. This article is an excerpt from

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Citrix Bleed leveraged to steal data of 35+ million Comcast Xfinity customers

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Citrix Bleed leveraged to steal data of 35+ million Comcast Xfinity customers 20/12/2023 at 13:32 By Helga Labus Telecommunications company Comcast has confirmed a breach that exposed personal information of more than 35.8 million of Xfinity customers. Exploiting Citrix Bleed to breach Xfinity CVE-2023-4966 (aka Citrix Bleed) – an information disclosure vulnerability in Citrix NetScaler

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How LockBit used Citrix Bleed to breach Boeing and other targets

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How LockBit used Citrix Bleed to breach Boeing and other targets 22/11/2023 at 16:47 By Zeljka Zorz CVE-2023-4966, aka “Citrix Bleed”, has been exploited by LockBit 3.0 affiliates to breach Boeing’s parts and distribution business, and “other trusted third parties have observed similar activity impacting their organization,” cybersecurity and law enforcement officials have confirmed on

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Citrix, Gov Agencies Issue Fresh Warnings on CitrixBleed Vulnerability

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Citrix, Gov Agencies Issue Fresh Warnings on CitrixBleed Vulnerability 22/11/2023 at 15:17 By Ionut Arghire Administrators are urged to patch the recent CitrixBleed NetScaler vulnerability as LockBit starts exploiting it. The post Citrix, Gov Agencies Issue Fresh Warnings on CitrixBleed Vulnerability appeared first on SecurityWeek. This article is an excerpt from SecurityWeek RSS Feed View

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CitrixBleed Vulnerability Exploitation Suspected in Toyota Ransomware Attack

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CitrixBleed Vulnerability Exploitation Suspected in Toyota Ransomware Attack 17/11/2023 at 14:32 By Eduard Kovacs Toyota Financial Services has been hit by a ransomware attack that may have involved exploitation of the CitrixBleed vulnerability. The post CitrixBleed Vulnerability Exploitation Suspected in Toyota Ransomware Attack appeared first on SecurityWeek. This article is an excerpt from SecurityWeek RSS

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Chinese multinational bank hit by ransomware

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Chinese multinational bank hit by ransomware 10/11/2023 at 14:46 By Helga Labus The state-owned Industrial and Commercial Bank of China (ICBC), which is one of the largest banks in the world, has been hit by a ransomware attack that led to disrupted trades in the US Treasury market. The attack “On November 8, 2023, U.S.

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Active Exploitation of Big-IP and Citrix vulnerabilities observed by Cyble Global Sensor Intelligence Network

Authentication Bypass, Big-IP, Citrix, CVE-2023-46747, CVE-2023-46748, CVE-2023-4966, exploit, Gateway Buffer Overflow, NetScaler, SQL injection, vulnerability / SecurityTicks

Active Exploitation of Big-IP and Citrix vulnerabilities observed by Cyble Global Sensor Intelligence Network 08/11/2023 at 16:02 By cybleinc Cyble’s Global Sensors capture multiple exploit attempts targeting vulnerable BIG-IP and Citrix NetScaler instances. The post Active Exploitation of Big-IP and Citrix vulnerabilities observed by Cyble Global Sensor Intelligence Network appeared first on Cyble. This article

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Mass Exploitation of ‘Citrix Bleed’ Vulnerability Underway

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Mass Exploitation of ‘Citrix Bleed’ Vulnerability Underway 01/11/2023 at 17:31 By Ionut Arghire Multiple threat actors are exploiting CVE-2023-4966, aka Citrix Bleed, a critical vulnerability in NetScaler ADC and Gateway. The post Mass Exploitation of ‘Citrix Bleed’ Vulnerability Underway appeared first on SecurityWeek. This article is an excerpt from SecurityWeek RSS Feed View Original Source

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Citrix Bleed: Mass exploitation in progress (CVE-2023-4966)

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Citrix Bleed: Mass exploitation in progress (CVE-2023-4966) 30/10/2023 at 14:46 By Zeljka Zorz CVE-2023-4966, aka “Citrix Bleed”, a critical information disclosure vulnerability affecting Citrix NetScaler ADC/Gateway devices, is being massively exploited by threat actors. According to security researcher Kevin Beaumont’s cybersecurity industry sources, one ransomware group has already distributed a Python script to automate the

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Citrix NetScaler bug exploited in the wild since August (CVE-2023-4966)

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Citrix NetScaler bug exploited in the wild since August (CVE-2023-4966) 18/10/2023 at 17:18 By Helga Labus A recently patched Citrix NetScaler ADC/Gateway information disclosure vulnerability (CVE-2023-4966) has been exploited by attackers in the wild since late August 2023, Mandiant researchers have revealed. About CVE-2023-4966 Citrix’s security advisory, published on October 10, says that the vulnerability

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Recent NetScaler Vulnerability Exploited as Zero-Day Since August

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Recent NetScaler Vulnerability Exploited as Zero-Day Since August 18/10/2023 at 14:01 By Ionut Arghire Mandiant says the recently patched Citrix NetScaler vulnerability CVE-2023-4966 had been exploited as zero-day since August. The post Recent NetScaler Vulnerability Exploited as Zero-Day Since August appeared first on SecurityWeek. This article is an excerpt from SecurityWeek RSS Feed View Original

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Ransomware group exploits Citrix NetScaler systems for initial access

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Ransomware group exploits Citrix NetScaler systems for initial access 29/08/2023 at 14:50 By Helga Labus A known threat actor specializing in ransomware attacks is believed to be behind a recent campaign that targeted unpatched internet-facing Citrix NetScaler systems to serve as an initial foothold into enterprise networks. “Our data indicates strong similarity between attacks using

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Citrix ShareFile vulnerability actively exploited (CVE-2023-24489)

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Citrix ShareFile vulnerability actively exploited (CVE-2023-24489) 17/08/2023 at 14:16 By Zeljka Zorz CVE-2023-24489, a critical Citrix ShareFile vulnerability that the company has fixed in June 2023, is being exploited by attackers. GreyNoise has flagged on Tuesday a sudden spike in IP addresses from which exploitation attempts are coming, and the Cybersecurity and Infrastructure Agency (CISA)

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Exploitation of Citrix ShareFile Vulnerability Spikes as CISA Issues Warning

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Exploitation of Citrix ShareFile Vulnerability Spikes as CISA Issues Warning 17/08/2023 at 12:18 By Eduard Kovacs Exploitation of a Citrix ShareFile vulnerability tracked as CVE-2023-24489 has spiked as CISA added it to its ‘must patch’ catalog. The post Exploitation of Citrix ShareFile Vulnerability Spikes as CISA Issues Warning appeared first on SecurityWeek. This article is

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(Re)check your patched NetScaler ADC and Gateway appliances for signs of compromise

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(Re)check your patched NetScaler ADC and Gateway appliances for signs of compromise 16/08/2023 at 13:49 By Zeljka Zorz Administrators of Citrix NetScaler ADC and Gateway appliances should check for evidence of installed webshells even if they implemented fixes for CVE-2023-3519 quickly: A recent internet scan by Fox-IT researchers has revealed over 1,800 backdoored NetScaler devices,

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Downfall attacks can gather passwords, encryption keys from Intel processors

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Downfall attacks can gather passwords, encryption keys from Intel processors 09/08/2023 at 13:02 By Zeljka Zorz A variety of Intel Core processors and the devices using them are vulnerable to “Downfall”, a new class of attacks made possible by CVE-2022-40982, which enables attackers to access and steal sensitive data such as passwords, encryption keys, and

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Citrix expands cloud and on-premises capabilities to support the needs of hybrid customers

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Citrix expands cloud and on-premises capabilities to support the needs of hybrid customers 28/07/2023 at 15:01 By Industry News Citrix announced expanded capabilities for its cloud and on-premises solutions for the hybrid world. As part of this expansion, Desktop-as-a-Service (DaaS) and virtual desktop infrastructure (VDI) offerings are now combined in a Citrix Universal subscription. These

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