CVEvulnerability

CVE-2024-45519

9.8 CRITICAL Known exploited Published 2024-10-02 Modified 2026-06-17 Official page ↗

CISA Known Exploited Vulnerability

Synacor Zimbra Collaboration Suite (ZCS) Command Execution Vulnerability — Synacor Zimbra Collaboration Suite (ZCS)

Synacor Zimbra Collaboration Suite (ZCS) contains an unspecified vulnerability in the postjournal service that may allow an unauthenticated user to execute commands.

Added to KEV: 2024-10-03
Remediation due: 2024-10-24
Ransomware use: Unknown
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Notes: https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories ; https://nvd.nist.gov/vuln/detail/CVE-2024-45519

Status: Analyzed
Published: 2024-10-02
Last modified: 2026-06-17
Assigner: [email protected]
CVSS 3.1 ([email protected]): 10.0 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS 3.1 ([email protected]): 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses: CWE-78

Description

The postjournal service in Zimbra Collaboration (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 sometimes allows unauthenticated users to execute commands.

Affected configurations

• synacor zimbra collaboration suite (< 8.8.15) • synacor zimbra collaboration suite (>= 10.0.0 < 10.0.9) • synacor zimbra collaboration suite 8.8.15 • synacor zimbra collaboration suite 9.0.0 • synacor zimbra collaboration suite 10.1.0

Weakness · CWE (1)

CWE-78 Improper Neutralization of Special Elements used in an OS Command weakness

References