CVE-2024-45519: Synacor Zimbra Collaboration Suite (ZCS) Command Execution Vulnerability

CVE-2024-45519 · Severity: critical · CVSS 9.8 · Exploited in the wild · Published 2024-10-03

The postjournal service in Synacor Zimbra Collaboration Suite (ZCS) contains a vulnerability that allows unauthenticated remote attackers to execute arbitrary commands. This issue stems from improper neutralization of special elements used in an OS command.

Technologies: Synacor Zimbra Collaboration Suite (ZCS). Vendors: Synacor.

Quick answers

Is CVE-2024-45519 exploited in the wild?
Yes. CVE-2024-45519 is known to be exploited in the wild, first recorded on 3 October 2024. Treat it as urgent.
How severe is CVE-2024-45519?
Critical severity, with a CVSS score of 9.8, published 3 October 2024.
Which products and versions are affected?
Synacor Zimbra Collaboration Suite (ZCS) before 8.8.15 Patch 46, 9 before 9.0.0 Patch 41, 10 before 10.0.9, and 10.1 before 10.1.1.
Is there a fix for CVE-2024-45519?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2024-45519 attacked?
It is attacked over the network, in a network appliance.
Am I affected by CVE-2024-45519?
Check whether you run Synacor Zimbra Collaboration Suite (ZCS). Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • Synacor Zimbra Collaboration Suite (ZCS) before 8.8.15 Patch 46, 9 before 9.0.0 Patch 41, 10 before 10.0.9, and 10.1 before 10.1.1

Timeline

  • 2024-10-03: disclosed
  • 2024-10-03: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
  • exploited: Reported as exploited in the wild.

This page as Markdown. Free to reuse under CC BY 4.0 with a link back.