Threat alerts

December 2021 December 14, 2021: Log4j Summary: Top US cybersecurity officials have warned of the zero-day vulnerability found in the Java logging library Apache Log4j….

OpenText  profile picture
OpenText

June 03, 20211 min read

December 2021

December 14, 2021: Log4j

Summary:

Top US cybersecurity officials have warned of the zero-day vulnerability found in the Java logging library Apache Log4j. ZDNet reports that the vulnerability, being tracked as CVE-2021-44228, is “severe and allows unauthenticated remote code execution as the user running the application utilizes the Java logging library.”

Further information here

________________________________________________

July 2021

July 6, 2021: Kaseya VSA Zero-Day

Summary:

  • Attackers carried out a supply chain ransomware attack by leveraging a zero-day vulnerability in Kaseya’s VSA software on Friday July 2, 2021. A compromised Kaseya update reached VSA on-premises servers from where, using the system’s internal scripting engine, the ransomware was deployed to all connected client systems.

Further information here

________________________________________________

June 2021

June 3, 2021: RIG Exploit Kit (EK)

Summary:

  • The RIG Exploit Kit (EK), which was discovered in 2014, is known to exploit vulnerabilities in Microsoft’s Internet Explorer browser and third-party applications such as Java, Adobe Flash, and Microsoft Silverlight. Browser exploits are very rare nowadays, however, in March 2021 researchers discovered the Rig EK had the ability to exploit CVE-2021-26411 affecting Microsoft Internet Explorer.

Further information here

________________________________________________

Share this post

Share this post to x. Share to linkedin. Mail to
OpenText avatar image

OpenText

OpenText, The Information Company, enables organizations to gain insight through market-leading information management solutions, powered by OpenText Cloud Editions.

See all posts

More from the author

How to generate a custom shortlist of eDiscovery vendors

How to generate a custom shortlist of eDiscovery vendors

Build a smarter eDiscovery shortlist. Use GigaOm’s Radar to compare vendors and find the right fit for your legal and IT teams.

June 19, 2025

3 min read

What’s keeping CIOs up at night? Part 2

What’s keeping CIOs up at night? Part 2

Reducing costs while improving employee productivity

June 13, 2025

2 min read

What’s keeping CIOs up at night? Part 1

What’s keeping CIOs up at night? Part 1

Owning the AI agenda

May 20, 2025

3 min read

Stay in the loop!

Get our most popular content delivered monthly to your inbox.