CVE-2022-37042
CriticalActively exploited (CISA KEV)Known to be used in ransomware campaigns
Description
Zimbra Collaboration Suite (ZCS) 8.8.15 and 9.0 has mboximport functionality that receives a ZIP archive and extracts files from it. By bypassing authentication (i.e., not having an authtoken), an attacker can upload arbitrary files to the system, leading to directory traversal and remote code execution. NOTE: this issue exists because of an incomplete fix for CVE-2022-27925.
SeverityCritical
CVSS9.8
Exploit probability—
Product
Synacor Zimbra Collaboration Suite (ZCS)
PublishedAug 12, 2022
First seenAug 12, 2022
Added to KEVAug 11, 2022
Weakness typeCWE-22Path traversal
How to fix
CISA required action
Apply updates per vendor instructions.
CISA due date: Sep 1, 2022Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| synacor zimbra_collaboration_suite | 8.8.15, 9.0.0 | — |
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