CVE-2015-4077: Infoleak
First published: Thu Sep 03 2015(Updated: )
The (1) mdare64_48.sys, (2) mdare32_48.sys, (3) mdare32_52.sys, and (4) mdare64_52.sys drivers in Fortinet FortiClient before 5.2.4 allow local users to read arbitrary kernel memory via a 0x22608C 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/45149/
Frequently Asked Questions
What is the severity of CVE-2015-4077?
CVE-2015-4077 has been classified as a high severity vulnerability due to its potential for local users to read arbitrary kernel memory.
How do I fix CVE-2015-4077?
To fix CVE-2015-4077, upgrade Fortinet FortiClient to version 5.2.4 or later.
What systems are affected by CVE-2015-4077?
CVE-2015-4077 affects Fortinet FortiClient versions prior to 5.2.4.
What type of vulnerability is CVE-2015-4077?
CVE-2015-4077 is an information exposure vulnerability allowing local users unauthorized access to sensitive kernel memory.
Is CVE-2015-4077 exploitable by remote attackers?
No, CVE-2015-4077 is only exploitable by local users with access to the affected system.
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