CVE-2016-3403 Information

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.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

http://seclists.org/fulldisclosure/2017/Jan/30 http://www.securityfocus.com/bid/95383 https://bugzilla.zimbra.com/show_bug.cgi?id=100885 https://bugzilla.zimbra.com/show_bug.cgi?id=100899 https://sysdream.com/news/lab/2017-01-12-cve-2016-3403-multiple-csrf-in-zimbra-administration-interface/ https://wiki.zimbra.com/wiki/Zimbra_Releases/8.6_Patch_8 https://wiki.zimbra.com/wiki/Zimbra_Releases/8.7.0 https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8