CVE-2018-3649 : Exploit Details and Defense Strategies

A security vulnerability related to DLL injection has been found in the installation executables for Intel's wireless drivers, affecting Dual Band Wireless-AC, Tri-Band Wireless-AC, and Wireless-AC devices, potentially allowing privilege escalation.

Understanding CVE-2018-3649

This CVE involves a DLL injection vulnerability in Intel's wireless driver installation executables, enabling a local attacker to execute remote code and potentially escalate privileges.

What is CVE-2018-3649?

The vulnerability in Intel's wireless drivers' installation executables allows a local attacker to escalate privileges through remote code execution.

The Impact of CVE-2018-3649

The vulnerability could be exploited by a local attacker to elevate their privileges on affected systems, posing a significant security risk.

Technical Details of CVE-2018-3649

This section provides detailed technical information about the CVE.

Vulnerability Description

The vulnerability involves DLL injection in Intel's wireless driver installation executables, specifically Autorun.exe and Setup.exe, used in Dual Band Wireless-AC, Tri-Band Wireless-AC, and Wireless-AC products.

Affected Systems and Versions

Affected Products: Dual Band Wireless-AC, Tri-Band Wireless-AC, and Wireless-AC family of products
Vendor: Intel Corporation
Affected Versions: Multiple versions (refer to public security advisory)

Exploitation Mechanism

The vulnerability allows a local attacker to exploit DLL injection in the installation executables to execute remote code, potentially leading to privilege escalation.

Mitigation and Prevention

Protecting systems from CVE-2018-3649 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by Intel promptly.
Monitor for any unauthorized system changes or activities.
Restrict access to vulnerable systems.

Long-Term Security Practices

Regularly update and patch all software and drivers.
Implement least privilege access controls to limit potential attack surfaces.
Conduct regular security assessments and audits.

Patching and Updates

Ensure that all affected systems are updated with the latest security patches and software updates to mitigate the vulnerability effectively.