CVE-2016-3403

8.8 HIGH
Published: May 17, 2017 Modified: May 13, 2026
View on NVD

Description

Multiple cross-site request forgery (CSRF) vulnerabilities in the Admin Console in Zimbra Collaboration before 8.6.0 Patch 8 allow remote attackers to hijack the authentication of administrators for requests that (1) add, (2) modify, or (3) remove accounts by leveraging failure to use of a CSRF token and perform referer header checks, aka bugs 100885 and 100899.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://seclists.org/fulldisclosure/2017/Jan/30
Source: cve@mitre.org
Exploit Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/95383
Source: cve@mitre.org
Third Party Advisory VDB Entry
https://bugzilla.zimbra.com/show_bug.cgi?id=100885
Source: cve@mitre.org
Issue Tracking
https://bugzilla.zimbra.com/show_bug.cgi?id=100899
Source: cve@mitre.org
Issue Tracking
https://sysdream.com/news/lab/2017-01-12-cve-2016-3403-multiple-csrf-in-zimbra-administration-interface/
Source: cve@mitre.org
Exploit Third Party Advisory
https://wiki.zimbra.com/wiki/Zimbra_Releases/8.6_Patch_8
Source: cve@mitre.org
Patch Release Notes
https://wiki.zimbra.com/wiki/Zimbra_Releases/8.7.0
Source: cve@mitre.org
Release Notes
https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
Source: cve@mitre.org
Vendor Advisory
http://seclists.org/fulldisclosure/2017/Jan/30
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/95383
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://bugzilla.zimbra.com/show_bug.cgi?id=100885
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking
https://bugzilla.zimbra.com/show_bug.cgi?id=100899
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking
https://sysdream.com/news/lab/2017-01-12-cve-2016-3403-multiple-csrf-in-zimbra-administration-interface/
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory
https://wiki.zimbra.com/wiki/Zimbra_Releases/8.6_Patch_8
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Release Notes
https://wiki.zimbra.com/wiki/Zimbra_Releases/8.7.0
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes
https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

16 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.8 / 10.0
EPSS (Exploit Probability)
1.4%
68th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-352

Affected Vendors

synacor

Related CVEs

CVE-2026-9677 N/A
CVE-2026-13245 6.1
CVE-2026-12404 5.3
CVE-2026-10820 N/A
CVE-2026-12415 9.8