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51–56 of 56 articles
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Dark Reading
A flaw in unpatched Zimbra email servers could allow attackers to obtain remote code execution by pushing malicious files past filters.
Bleeping Computer
Hackers are actively exploiting an unpatched remote code execution (RCE) vulnerability in Zimbra Collaboration Suite (ZCS), a widely deployed web client and email server. [...]
The Hacker News
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added two flaws to its Known Exploited Vulnerabilities Catalog, citing evidence of active exploitation. The two high-severity issues relate to weaknesses in Zimbra Collaboration, both of which could be chained to achieve unauthenticated remote code execution on affected email servers - CVE-2022-27925 (CVSS score: 7.2)
Bleeping Computer
An authentication bypass Zimbra security vulnerability is being exploited to compromise Zimbra Collaboration Suite (ZCS) email servers worldwide. [...]
Bleeping Computer
The Association of German Chambers of Industry and Commerce (DIHK) was forced to shut down all of its IT systems and switch off digital services, telephones, and email servers, in response to a cyberattack. [...]
The Hacker News
A new unpatched security vulnerability has been disclosed in the open-source Horde Webmail client that could be exploited to achieve remote code execution on the email server simply by sending a specially crafted email to a victim. "Once the email is viewed, the attacker can silently take over the complete mail server without any further user interaction," SonarSource said in a report shared