CVE-2022-27925

Synacor Zimbra Collaboration Suite (ZCS) Arbitrary File Upload Vulnerability

Published Apr 20, 2022 · updated Oct 1, 2026 · synacor zimbra collaboration suite

Synacor Zimbra Collaboration Suite (ZCS) contains flaw in the mboximport functionality, allowing an authenticated attacker to upload arbitrary files to perform remote code execution. This vulnerability was chained with CVE-2022-37042 which allows for unauthenticated remote code execution.

Timeline

Detection, updates, and resolution for this record.

Apr 20, 2022 · Catalog
Detected
Synacor Zimbra Collaboration Suite (ZCS) contains flaw in the mboximport functionality, allowing an authenticated attacker to upload arbitrary files to perform remote code execution. This vulnerability was chained with CVE-2022-37042 which allows for unauthenticated remote code execution.
Aug 11, 2022 · CISA KEV
Known exploited
Apply updates per vendor instructions.
Sep 1, 2022 · CISA KEV
Remediation due
Apply updates per vendor instructions.
Oct 1, 2026 · Catalog
Updated
Synacor Zimbra Collaboration Suite (ZCS) contains flaw in the mboximport functionality, allowing an authenticated attacker to upload arbitrary files to perform remote code execution. This vulnerability was chained with CVE-2022-37042 which allows for unauthenticated remote code execution.

Required action

Apply updates per vendor instructions.

CISA due date Sep 1, 2022

Affected

cpe synacor/zimbra collaboration suite8.8.15
vendor Synacor Zimbra Collaboration Suite (ZCS)version unspecified

Sources

CISA KEVCVE-2022-27925
Synacor Zimbra Collaboration Suite (ZCS) contains flaw in the mboximport functionality, allowing an authenticated attacker to upload arbitrary files to perform remote code execution. This vulnerability was chained with CVE-2022-37042 which allows for unauthenticated remote code execution.
cisa.gov
CVE.orgCVE-2022-27925
Official CVE identifier
cve.org
FIRST EPSSCVE-2022-27925
30-day exploitation probability 98.7%
first.org
Metasploit Modulesexploit_linux/http/zimbra_mboximport_cve_2022_27925
Public module reference (excellent). Module source is not copied into this catalog.
rapid7.com
NIST NVDCVE-2022-27925
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.
nvd.nist.gov
Packet Storm Securityhttp://packetstormsecurity.com/files/168146/Zimbra-Zip-Path-Traversal.html
Packet Storm link already published on the finding.
packetstormsecurity.com