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CVE-2014-7136

Status Candidate

Overview

Heap-based buffer overflow in the K7FWFilt.sys kernel mode driver (aka K7Firewall Packet Driver) before 14.0.1.16, as used in multiple K7 Computing products, allows local users to execute arbitrary code with kernel privileges via a crafted parameter in a DeviceIoControl API call.

Related Files

K7 Computing Multiple Products K7FWFilt.sys Privilege Escalation
Posted Dec 10, 2014
Authored by Kyriakos Economou | Site portcullis-security.com

Latest, and possibly earlier versions of K7FWFilt.sys kernel mode driver, also named as the 'K7Firewall Packet Driver', suffers from a heap overflow condition that can be exploited locally by an attacker in order to execute code with kernel privileges. Successful exploitation of this bug results in vertical privilege escalation.

tags | advisory, overflow, kernel
advisories | CVE-2014-7136
SHA-256 | 5f70f46819ed69a70be4689425f0203bacc85b239ad8f355847971ce2417afee
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