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MitreCVELIST:CVE-2021-35209HistoryJul 02, 2021 - 6:54 p.m.
CVE-2021-35209
2021-07-0218:54:43
mitre
www.cve.org
9
proxyservlet
zimbra collaboration suite
host header
An issue was discovered in ProxyServlet.java in the /proxy servlet in Zimbra Collaboration Suite 8.8 before 8.8.15 Patch 23 and 9.x before 9.0.0 Patch 16. The value of the X-Host header overwrites the value of the Host header in proxied requests. The value of X-Host header is not checked against the whitelist of hosts Zimbra is allowed to proxy to (the zimbraProxyAllowedDomains setting).
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