‘Patch yesterday’: Zimbra mail servers under siege through RCE vuln

'Patch yesterday': Zimbra mail servers under siege through RCE vuln

October 2, 2024 at 06:59AM

Infosec researchers advise patching Zimbra mail servers immediately due to the mass exploitation of a critical remote code execution vulnerability (CVE-2024-45519). Attackers have been adding bogus CC addresses to spoofed Gmail emails, potentially leading to unauthorized access and system compromise. The National Vulnerability Database’s backlog of vulnerabilities remains a concern, despite ongoing efforts to address it.

Key takeaways from the meeting notes:

– A critical vulnerability (CVE-2024-45519) affecting Zimbra mail servers is being mass-exploited.
– The vulnerability can be exploited to gain unauthorized access, escalate privileges, and compromise system integrity and confidentiality.
– The vulnerability involves inadequate user input sanitization in Zimbra’s postjournal library, leading to potential remote code execution.
– The attacker(s) are attempting to build webshells on vulnerable Zimbra servers to support command execution and the download and execution of files.
– Patching is crucial, and patches should be implemented without delay.

This captures the main points and implications discussed in the meeting notes. Let me know if there are any other specific details or action items you’d like to highlight.

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