CVE-2016-3403

HIGH 8.8CVE-2016-3403 · Published 17/05/2017 · updated 17/06/2026

In short

CVE-2016-3403 is a HIGH (CVSS 8.8) vulnerability affecting zimbra collaboration suite (synacor).
Chance of exploitation in the next 30 days (EPSS): 1.4%, higher than 72.0% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
zimbra collaboration suite synacor	`≤ 8.6.0`	No fix yet

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.

References

seclists.org/fulldisclosure/2017/Jan/30 · Exploit
securityfocus.com/bid/95383 · Third Party Advisory
bugzilla.zimbra.com/show_bug.cgi · Issue Tracking
bugzilla.zimbra.com/show_bug.cgi · Issue Tracking
sysdream.com/news/lab/2017-01-12-cve-2016-3403-multiple-csrf-in-zimbra-administration-interface · Exploit
wiki.zimbra.com/wiki/Zimbra_Releases/8.6_Patch_8 · Patch
wiki.zimbra.com/wiki/Zimbra_Releases/8.7.0 · Release Notes
wiki.zimbra.com/wiki/Zimbra_Security_Advisories · Vendor Advisory

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Package

Affected versions

Patched versions

zimbra collaboration suite

synacor

≤ 8.6.0

No fix yet

Description

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