Microsoft Jet Database Engine Arbitrary Code Execution Vulnerability [CVE-2019-0625]

CVE Number – CVE-2019-0625

A vulnerability in the Microsoft Jet Database Engine component of Microsoft Windows could allow an unauthenticated, remote attacker to execute arbitrary code on a targeted system.

The vulnerability is due to improper memory operations that are performed by the affected software. An attacker could exploit the vulnerability by persuading a user to access or import a Microsoft Jet Database Engine file that submits malicious input to the affected software. A successful exploit could allow the attacker to execute arbitrary code and compromise the system completely.

Microsoft confirmed the vulnerability and released software updates.

Analysis

  • To exploit this vulnerability, the attacker may use misleading language or instructions to persuade a user to access a file that submits malicious input to the affected software.

    Microsoft addressed this vulnerability by changing how the affected software handles objects in memory.

Safeguards

  • Administrators are advised to apply the appropriate updates.

    Administrators are advised to allow only trusted users to access local systems.

    Administrators are advised to allow only privileged users to access administration or management systems.

    Administrators may consider using the Microsoft Baseline Security Analyzer (MBSA) scan tool to identify common security misconfigurations and missing security updates on system endpoints.

    Administrators are advised to monitor critical systems.

Vendor Announcements

Fixed Software

  • Microsoft customers can obtain updates directly by using the links in the Microsoft Security Update Guide. These updates are also distributed by Windows automatic update features and are available from the Microsoft Update Catalog. Microsoft Windows Server Update Services (WSUS), Systems Management Server, and System Center Configuration Manager can assist administrators in deploying software updates.

Duncan Newell

Duncan is a technology professional with over 20 years experience of working in various IT roles. He has a interest in cyber security, and has a wide range of other skills in radio, electronics and telecommunications.

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