CVE-2022-27925

high

Description

Zimbra Collaboration (aka ZCS) 8.8.15 and 9.0 has mboximport functionality that receives a ZIP archive and extracts files from it. An authenticated user with administrator rights has the ability to upload arbitrary files to the system, leading to directory traversal.

References

https://www.greynoise.io/blog/unmasking-cisas-hidden-kev-ransomware-updates

https://www.cisa.gov/news-events/cybersecurity-advisories/aa24-207a

https://www.tenable.com/cyber-exposure/tenable-2022-threat-landscape-report

https://www.cisa.gov/news-events/cybersecurity-advisories/aa22-228a

https://www.volexity.com/blog/2022/08/10/mass-exploitation-of-unauthenticated-zimbra-rce-cve-2022-27925/

https://www.tenable.com/blog/south-korean-and-american-agencies-release-joint-advisory-on-north-korean-ransomware

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-27925

https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories

https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P24

https://wiki.zimbra.com/wiki/Security_Center

http://packetstormsecurity.com/files/168146/Zimbra-Zip-Path-Traversal.html

Details

Source: Mitre, NVD

Published: 2022-04-21

Updated: 2025-10-31

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 6.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 7.2

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

Severity: High

EPSS

EPSS: 0.9431