An issue was discovered in ProxyServlet.java in the /proxy servlet in Zimbra Collaboration Suite (ZCS) 8.8.15 and 9.0. The value of the X-Forwarded-Host header overwrites the value of the Host header in proxied requests. The value of X-Forwarded-Host header is not checked against the whitelist of hosts that ZCS is allowed to proxy to (the zimbraProxyAllowedDomains setting).
Advisories
Source ID Title
EUVD EUVD EUVD-2022-39695 An issue was discovered in ProxyServlet.java in the /proxy servlet in Zimbra Collaboration Suite (ZCS) 8.8.15 and 9.0. The value of the X-Forwarded-Host header overwrites the value of the Host header in proxied requests. The value of X-Forwarded-Host header is not checked against the whitelist of hosts that ZCS is allowed to proxy to (the zimbraProxyAllowedDomains setting).
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 16 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00159}

epss

{'score': 0.00163}


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-03T10:21:32.678Z

Reserved: 2022-08-01T00:00:00

Link: CVE-2022-37041

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2022-08-12T15:15:16.010

Modified: 2024-11-21T07:14:20.100

Link: CVE-2022-37041

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.