CVE Vulnerabilities

CVE-2020-7796

Server-Side Request Forgery (SSRF)

Published: Feb 18, 2020 | Modified: Feb 17, 2026
CVSS 3.x
9.8
CRITICAL
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
6.8 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:P
RedHat/V2
RedHat/V3
Ubuntu
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Zimbra Collaboration Suite (ZCS) before 8.8.15 Patch 7 allows SSRF when WebEx zimlet is installed and zimlet JSP is enabled.

Weakness

The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.

Affected Software

NameVendorStart VersionEnd Version
Zimbra_collaboration_suiteSynacor*8.8.15 (excluding)
Zimbra_collaboration_suiteSynacor8.8.15 (including)8.8.15 (including)
Zimbra_collaboration_suiteSynacor8.8.15-p1 (including)8.8.15-p1 (including)
Zimbra_collaboration_suiteSynacor8.8.15-p2 (including)8.8.15-p2 (including)
Zimbra_collaboration_suiteSynacor8.8.15-p3 (including)8.8.15-p3 (including)
Zimbra_collaboration_suiteSynacor8.8.15-p4 (including)8.8.15-p4 (including)
Zimbra_collaboration_suiteSynacor8.8.15-p5 (including)8.8.15-p5 (including)
Zimbra_collaboration_suiteSynacor8.8.15-p6 (including)8.8.15-p6 (including)

References