CVE-2022-41347

Name: CVE-2022-41347
Creator: NVD / NIST
Published: 2022-09-26T02:15:10.62+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.39%

Last modified Jun 17, 2026

CVE-2022-41347 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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. EPSS estimates a 0.39% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.39%

30.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Zimbra	Collaboration	8.8.15
Zimbra	Collaboration	9.0.0

References

https://darrenmartyn.ie/2021/10/25/zimbra-nginx-local-root-exploit/Exploit, Third Party Advisory
https://github.com/darrenmartyn/zimbra-hinginxThird Party Advisory
https://wiki.zimbra.com/wiki/Security_CenterPatch, Vendor Advisory
https://wiki.zimbra.com/wiki/Zimbra_Security_AdvisoriesVendor Advisory
https://darrenmartyn.ie/2021/10/25/zimbra-nginx-local-root-exploit/Exploit, Third Party Advisory
https://github.com/darrenmartyn/zimbra-hinginxThird Party Advisory
https://wiki.zimbra.com/wiki/Security_CenterPatch, Vendor Advisory
https://wiki.zimbra.com/wiki/Zimbra_Security_AdvisoriesVendor Advisory

Timeline

Published: Sep 26, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-41347?

How severe is CVE-2022-41347?

CVE-2022-41347 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.

How do I fix CVE-2022-41347?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-41347?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST