An issue was discovered in the Webmail Classic UI in Zimbra Collaboration (ZCS) 9.0 and 10.0 and 10.1. A Local File Inclusion (LFI) vulnerability exists in the /h/rest endpoint, allowing authenticated remote attackers to include and access sensitive files in the WebRoot directory. Exploitation requires a valid auth token and involves crafting a malicious request targeting specific file paths.
| Software | From | Fixed in |
|---|---|---|
| synacor / zimbra_collaboration_suite | 10.1.0 | 10.1.3 |
| synacor / zimbra_collaboration_suite | 9.0.0 | 10.0.11 |