Description
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).
Published: 2022-08-11
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

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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).
History

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

Type Values Removed Values Added
Metrics epss

{'score': 0.00159}

epss

{'score': 0.00163}


Subscriptions

Zimbra Collaboration
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

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

Reserved: 2022-08-01T00:00:00.000Z

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.

Weaknesses