CVE-2021-35209
02.07.2021, 19:15
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).
| Vendor | Product | Version |
|---|---|---|
| zimbra | collaboration | 8.8 ≤ 𝑥 < 8.8.15 |
| zimbra | collaboration | 8.8.15 |
| zimbra | collaboration | 8.8.15:p1 |
| zimbra | collaboration | 8.8.15:p10 |
| zimbra | collaboration | 8.8.15:p11 |
| zimbra | collaboration | 8.8.15:p12 |
| zimbra | collaboration | 8.8.15:p13 |
| zimbra | collaboration | 8.8.15:p14 |
| zimbra | collaboration | 8.8.15:p15 |
| zimbra | collaboration | 8.8.15:p16 |
| zimbra | collaboration | 8.8.15:p17 |
| zimbra | collaboration | 8.8.15:p18 |
| zimbra | collaboration | 8.8.15:p19 |
| zimbra | collaboration | 8.8.15:p2 |
| zimbra | collaboration | 8.8.15:p3 |
| zimbra | collaboration | 8.8.15:p4 |
| zimbra | collaboration | 8.8.15:p5 |
| zimbra | collaboration | 8.8.15:p6 |
| zimbra | collaboration | 8.8.15:p7 |
| zimbra | collaboration | 8.8.15:p8 |
| zimbra | collaboration | 8.8.15:p9 |
| zimbra | collaboration | 9.0.0 |
| zimbra | collaboration | 9.0.0:p1 |
| zimbra | collaboration | 9.0.0:p10 |
| zimbra | collaboration | 9.0.0:p11 |
| zimbra | collaboration | 9.0.0:p12 |
| zimbra | collaboration | 9.0.0:p2 |
| zimbra | collaboration | 9.0.0:p3 |
| zimbra | collaboration | 9.0.0:p4 |
| zimbra | collaboration | 9.0.0:p5 |
| zimbra | collaboration | 9.0.0:p6 |
| zimbra | collaboration | 9.0.0:p7 |
| zimbra | collaboration | 9.0.0:p8 |
| zimbra | collaboration | 9.0.0:p9 |
𝑥
= Vulnerable software versions
References