Security News

Cybersecurity firms warn of 3CX desktop app supply chain attack
2023-03-29 22:46

A digitally signed and trojanized version of the 3CX Voice Over Internet Protocol desktop client is reportedly being used to target the company's customers in an ongoing supply chain attack. 3CX is a VoIP IPBX software development company whose 3CX Phone System is used by more than 600,000 companies worldwide and has over 12 million daily users.

Hackers Exploiting Remote Desktop Software Flaws to Deploy PlugX Malware
2023-03-09 14:54

Security vulnerabilities in remote desktop programs such as Sunlogin and AweSun are being exploited by threat actors to deploy the PlugX malware. AhnLab Security Emergency Response Center, in a new analysis, said it marks the continued abuse of the flaws to deliver a variety of payloads on compromised systems.

Citrix fixes severe flaws in Workspace, Virtual Apps and Desktops
2023-02-15 18:38

Citrix Systems has released security updates for vulnerabilities in its Virtual Apps and Desktops, and Workspace Apps products. Citrix products are widely used by organizations worldwide, so it's critical to apply the available security updates to prevent intruders from having an easy way to escalate their privileges on breached systems.

Hackers Targeting U.S. and German Firms Monitor Victims' Desktops with Screenshotter
2023-02-13 07:44

A previously unknown threat actor has been targeting companies in the U.S. and Germany with bespoke malware designed to steal confidential information. The attachments range from macro-laced Microsoft Publisher files to PDFs with URLs pointing to JavaScript files.

Microsoft 365 trial offer blocks access to Windows 10 desktops
2023-02-02 23:44

Windows 10 users are reportedly being blocked from accessing their desktops by full-screen trial offers for the Microsoft 365 productivity suite. They are displayed during the Windows Out of Box Experience before loading the Windows desktop.

GitHub Breach: Hackers Stole Code-Signing Certificates for GitHub Desktop and Atom
2023-01-31 03:37

GitHub on Monday disclosed that unknown threat actors managed to exfiltrate encrypted code signing certificates pertaining to some versions of GitHub Desktop for Mac and Atom apps. The Microsoft-owned subsidiary said it detected unauthorized access to a set of deprecated repositories used in the planning and development of GitHub Desktop and Atom on December 7, 2022.

Microsoft fixes Windows 11 issue behind Remote Desktop freezes
2023-01-27 16:42

Microsoft has addressed a known issue causing the Remote Desktop app to freeze on Windows 11 systems after installing the Windows 11 2022 Update. "After installing Windows 11, version 22H2, the Windows Remote Desktop application might stop responding when connecting via a Remote Desktop gateway or Remote Desktop Connection Broker," Redmond explains on the Windows health dashboard entry published in November.

CISA: Federal agencies hacked using legitimate remote desktop tools
2023-01-25 21:18

CISA, the NSA, and MS-ISAC warned today in a joint advisory that attackers are increasingly using legitimate remote monitoring and management software for malicious purposes. More worryingly, CISA discovered malicious activity within the networks of multiple federal civilian executive branch agencies using the EINSTEIN intrusion detection system after the release of a Silent Push report in mid-October 2022.

Lessons Learned from the Windows Remote Desktop Honeypot Report
2023-01-25 15:06

Over several weeks in October of 2022, Specops collected 4.6 million attempted passwords on their honeypot system. Though the examples given here focused on RDP connections, a honeypot is not limited to that type of connection, and any remote access system is subject to attacks, like SSH. What should an organization do to minimize the potential damage?

Zero trust network access for Desktop as a Service
2023-01-20 05:00

From there, design your Desktop as a Service offering using concepts and solutions that implement zero trust network access. Zero trust network access includes technologies that provide secure remote access to applications, desktops, and data based on access control rules.