CVE-2022-41347 Information

Description

An issue was discovered in Zimbra Collaboration (ZCS) 8.8.x and 9.x (e.g. 8.8.15). The Sudo configuration permits the zimbra user to execute the NGINX binary as root with arbitrary parameters. As part of its intended functionality NGINX can load a user-defined configuration file which includes plugins in the form of .so files which also execute as root.

Reference

https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories https://wiki.zimbra.com/wiki/Security_Center https://github.com/darrenmartyn/zimbra-hinginx https://darrenmartyn.ie/2021/10/25/zimbra-nginx-local-root-exploit/