HomePentest-Tools.com Logo

Zimbra - Remote Code Execution (CVE-2022-41352)

CVSSv3 Score
Vulnerability description

Zimbra server is is vulnerable to CVE-2022-41352, a vulnerability found in the archive unpacking utility named cpio, which is used by the Amavis content filter, which in turn is part of the Zimbra Collaboration suite. This vulnerability is affecting the /fileupload/toolsAny endpoint. The attacker can upload and execute Java Server Pages (JSP) files through the vulnerable endpoint. Uploading a webshell, the attacker can successfully achieve Remote Code Execution on the server.

Risk description

The risk exists that a remote unauthenticated attacker can fully compromise the server in order to steal confidential information, install ransomware, or pivot to the internal network.

Exploit capabilities

Sniper can gain unauthenticated Remote Code Execution on the target system and extract multiple artefacts as evidence.


Upgrade the Zimbra server to the latest version.

Not available
Detectable with
Network Scanner
Exploitable with Sniper
Vuln date
Sep 2022
Published at
Updated at
Software Type
Email server
Zimbra Collaboration Software