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CVE-2015-4077

2.1 · LOW

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…

Published Sep 3, 2015fortinetCWE-200EPSS 1.01%

Overview

CVE-2015-4077 is a low-severity vulnerability affecting fortinet forticlient. It was published on September 3, 2015 and has a CVSS 2.0 base score of 2.1 (LOW).

This vulnerability has a CVSS 2.0 base score of 2.1, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

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.

Remediation

Check the references section for vendor advisories and patches from fortinet. Update forticlient to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
fortinetforticlient0Affected

References

Reffortiguard.com/advisory/mulitple-vulnerabilities-in-forticlientRefpacketstormsecurity.com/files/133398/FortiClient-Antivirus-Information-Exposure-Access-Control.htmlRefseclists.org/fulldisclosure/2015/Sep/0Refwww.coresecurity.com/advisories/forticlient-antivirus-multiple-vulnerabilitiesRefwww.fortiguard.com/advisory/mulitple-vulnerabilities-in-forticlientRefwww.securityfocus.com/archive/1/536369/100/0/threadedRefwww.securitytracker.com/id/1033439Refwww.exploit-db.com/exploits/45149/Reffortiguard.com/advisory/mulitple-vulnerabilities-in-forticlientRefpacketstormsecurity.com/files/133398/FortiClient-Antivirus-Information-Exposure-Access-Control.html

How CyberStrike helps

Frequently asked questions

What is CVE-2015-4077?

CVE-2015-4077 is a low-severity vulnerability affecting fortinet forticlient. It was published on September 3, 2015 and has a CVSS 2.0 base score of 2.1 (LOW).

How severe is CVE-2015-4077?

This vulnerability has a CVSS 2.0 base score of 2.1, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2015-4077?

Check the references section for vendor advisories and patches from fortinet. Update forticlient to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2015-4077?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2015-4077 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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