In an official statement, the company said that on May 6 it started experiencing anomalies in “a number of its platforms and applications. We immediately started investigating and discovered the installation of malware.” The problems began on the morning of May 6, In an official statement, Wolters Kluwer said, “As a precaution …. we decided to take a broader range of platforms and applications offline. With this action, we aimed to quickly limit the impact this malware could have had.”
The attack limited updates and communications channels, although the company said it restored network and services “for a number, but not all of our systems.”
Frank Stitely a partner with Stitely & Karstetter, Chantilly, Va., reported CCH Axcess Tax was down again on May 7. He said he suspected malware early “A bad maintenance update could just be rolled back,” he said.