CVE-2022-27925

synacor zimbra collaboration suite

Published 21 Apr 2022 · updated 1 Oct 2026 · Analyzed

7.2 High · CVSS 3.1, NVD

Exploited in the wild

CISA added this to its Known Exploited Vulnerabilities catalog on 11 Aug 2022, with a remediation deadline of 1 Sept 2022 for US federal agencies. It has been used in ransomware campaigns.

Required action: Apply updates per vendor instructions.

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

packetstormsecurity.com/files/168146/Zimbra-Zip-Path-Traversal.html · Exploit, Third Party Advisory, VDB Entry
wiki.zimbra.com/wiki/Security_Center · Vendor Advisory
wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P24 · Release Notes, Vendor Advisory
wiki.zimbra.com/wiki/Zimbra_Security_Advisories · Vendor Advisory
www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-27925 · US Government Resource