CVE-2014-4936 is a local privilege escalation vulnerability in Malwarebytes Anti-Malware (MBAM) consumer versions before 2.0.3 and Malwarebytes Anti-Exploit (MBAE) consumer 1.04.1.1012 and earlier. The vulnerability arises from improper permissions set on files and directories created by the Malwarebytes software. This misconfiguration allows a local attacker to manipulate these files or directories, potentially replacing or modifying executables or configuration files, leading to arbitrary code execution with elevated privileges.
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What an attacker gets, and what they’ve been doing with it.
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1 valid exploit after Mallory filtered fakes, detection scripts, and README-only repos.
This repository contains a single Metasploit module (malwarebytes_update_exec.rb) that exploits CVE-2014-4936, a remote code execution vulnerability in the update mechanism of Malwarebytes Anti-Malware (pre-2.0.3) and Anti-Exploit (1.03.1.1220) for Windows. The exploit leverages the lack of proper update package validation, allowing a man-in-the-middle attacker to impersonate the official update server (data-cdn.mbamupdates.com) and deliver a malicious executable to the victim. The module sets up an HTTP server that mimics the legitimate update endpoints, responding to version check and update requests with attacker-controlled data and payloads. The payload is a customizable Windows executable generated by Metasploit, enabling arbitrary code execution on the victim's system. The exploit is weaponized, as it is part of the Metasploit framework and supports flexible payload delivery. The repository is well-structured, containing only the exploit module, and is intended for use within Metasploit.
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No public activity observed for this vulnerability.
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Cross-references every affected SKU, including bundled OEM variants.
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