Port 22

Zero-Day Flaw in Zimbra Email Software Exploited by Four Hacker Groups

A zero-day flaw in the Zimbra Collaboration email software was exploited by four different groups in real-world attacks to pilfer email data, user credentials, and authentication tokens. “Most of this activity occurred after the initial fix became public on GitHub,” Google Threat Analysis Group (TAG)saidin a report shared with The Hacker News. The flaw, tracked asCVE-2023-37580(CVSS score: