CVE-2018-10358 : Security Advisory and Response

Trend Micro OfficeScan 11.0 SP1 and XG contain a vulnerability that could enable a local attacker to escalate privileges on affected systems.

Understanding CVE-2018-10358

This CVE involves a pool corruption privilege escalation vulnerability in Trend Micro OfficeScan versions 11.0 SP1 and XG.

What is CVE-2018-10358?

The vulnerability in Trend Micro OfficeScan 11.0 SP1 and XG allows a local attacker to elevate privileges by exploiting a flaw in how the TMWFP driver handles IOCTL 0x2200B4. However, the attacker must first execute code with low privileges on the target system.

The Impact of CVE-2018-10358

The vulnerability could lead to a local attacker gaining escalated privileges on vulnerable installations, potentially compromising the affected systems.

Technical Details of CVE-2018-10358

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability arises from a flaw in the processing of IOCTL 0x2200B4 in the TMWFP driver, allowing for privilege escalation.

Affected Systems and Versions

Product: Trend Micro OfficeScan
Versions: 11.0 SP1, XG

Exploitation Mechanism

To exploit this vulnerability, the attacker needs to execute code with low privileges on the targeted system before escalating privileges.

Mitigation and Prevention

Protecting systems from CVE-2018-10358 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security updates provided by Trend Micro promptly.
Monitor for any suspicious activities on the network.

Long-Term Security Practices

Implement the principle of least privilege to restrict user access.
Regularly update and patch software to mitigate potential vulnerabilities.
Conduct security training for employees to enhance awareness.
Employ network segmentation to limit the impact of potential breaches.
Utilize intrusion detection and prevention systems to monitor and block malicious activities.

Patching and Updates

Regularly check for security updates and patches from Trend Micro to address vulnerabilities and enhance system security.