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

criticalknown exploitedpublic exploitCVE-2024-45519
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
Synacor Zimbra Collaboration Suite (ZCS) contains an unspecified vulnerability in the postjournal service that may allow an unauthenticated user to execute commands.

CSIRTS triage

vendor: Synacorproduct: Zimbra Collaboration Suite (ZCS)Remote code execution
What
The unspecified vulnerability in the postjournal service may allow an unauthenticated user to execute commands.
Who is affected
Users of Synacor Zimbra Collaboration Suite are affected.
Urgency
Remediation is critical as the vulnerability is actively exploited and poses a severe risk.
Action
Update to the latest version of Zimbra Collaboration Suite.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2024-10-03
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2024-45519

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2024-45519coverage & exploitation statusNVD · CVE.org

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