CVE-2016-3403: CSRF
First published: Wed May 17 2017(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Zimbra Collaboration Suite | <=8.6.0 |
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Reference Links
- 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
Frequently Asked Questions
What is the severity of CVE-2016-3403?
CVE-2016-3403 is classified as a medium severity vulnerability due to its potential to allow unauthorized actions by remote attackers.
How do I fix CVE-2016-3403?
To fix CVE-2016-3403, upgrade Zimbra Collaboration Suite to version 8.6.0 Patch 8 or later.
What types of attacks are possible with CVE-2016-3403?
CVE-2016-3403 allows remote attackers to perform cross-site request forgery (CSRF) attacks to hijack administrator accounts and manipulate user accounts.
Who is affected by CVE-2016-3403?
CVE-2016-3403 affects all versions of Zimbra Collaboration Suite prior to 8.6.0 Patch 8.
What are CSRF vulnerabilities in the context of CVE-2016-3403?
In the context of CVE-2016-3403, CSRF vulnerabilities can be exploited to send unauthorized commands to the server on behalf of an authenticated administrator.
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