CVE-2015-5736
First published: Thu Sep 03 2015(Updated: )
The Fortishield.sys driver in Fortinet FortiClient before 5.2.4 allows local users to execute arbitrary code with kernel privileges by setting the callback function in a (1) 0x220024 or (2) 0x220028 ioctl call.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Fortinet FortiClient Virtual Private Network | <=5.2.3 |
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Reference Links
- http://fortiguard.com/advisory/mulitple-vulnerabilities-in-forticlient
- http://packetstormsecurity.com/files/133398/FortiClient-Antivirus-Information-Exposure-Access-Control.html
- http://seclists.org/fulldisclosure/2015/Sep/0
- http://www.coresecurity.com/advisories/forticlient-antivirus-multiple-vulnerabilities
- http://www.fortiguard.com/advisory/mulitple-vulnerabilities-in-forticlient
- http://www.securityfocus.com/archive/1/536369/100/0/threaded
- http://www.securitytracker.com/id/1033439
- https://www.exploit-db.com/exploits/41721/
- https://www.exploit-db.com/exploits/41722/
- https://www.exploit-db.com/exploits/45149/
Frequently Asked Questions
What is the severity of CVE-2015-5736?
CVE-2015-5736 is classified as a high severity vulnerability due to its potential for arbitrary code execution with kernel privileges.
How do I fix CVE-2015-5736?
The issue can be resolved by upgrading Fortinet FortiClient to version 5.2.4 or later.
What does CVE-2015-5736 affect?
CVE-2015-5736 affects Fortinet FortiClient versions prior to 5.2.4.
Who can exploit CVE-2015-5736?
Local users with access to the affected system can exploit CVE-2015-5736 to execute arbitrary code.
What is the root cause of CVE-2015-5736?
The vulnerability is caused by improper handling of ioctl calls in the Fortishield.sys driver.
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- canonical/fortinet forticlient virtual private network
- version/fortinet forticlient virtual private network/5.2.3