CVE-2017-17464 : Exploit Details and Defense Strategies

K7 Antivirus 15.1.0309 experiences a NULL pointer dereference in the K7Sentry.sys driver when processing a specific DeviceIoControl request.

Understanding CVE-2017-17464

In this CVE, a vulnerability in the K7 Antivirus software allows for a NULL pointer dereference, potentially leading to a security issue.

What is CVE-2017-17464?

The vulnerability occurs in the K7Sentry.sys driver of K7 Antivirus 15.1.0309 when handling a DeviceIoControl request with the value 0x95002570.

The Impact of CVE-2017-17464

The vulnerability could be exploited by an attacker to cause a denial of service (DoS) condition or potentially execute arbitrary code on the affected system.

Technical Details of CVE-2017-17464

This section provides more in-depth technical information about the CVE.

Vulnerability Description

The K7Sentry.sys driver version 15.1.0.59 in K7 Antivirus 15.1.0309 experiences a NULL pointer dereference when processing a specific DeviceIoControl request.

Affected Systems and Versions

Product: K7 Antivirus 15.1.0309
Vendor: K7
Version: K7Sentry.sys 15.1.0.59

Exploitation Mechanism

The vulnerability is triggered by sending a crafted DeviceIoControl request with the value 0x95002570 to the K7Sentry.sys driver.

Mitigation and Prevention

Protect your system from CVE-2017-17464 by following these mitigation strategies.

Immediate Steps to Take

Apply security patches provided by K7 Antivirus promptly.
Monitor vendor communications for updates and security advisories.

Long-Term Security Practices

Regularly update your antivirus software to the latest version.
Implement network segmentation to limit the impact of potential attacks.

Patching and Updates

Stay informed about security updates and patches released by K7 Antivirus.
Ensure timely installation of patches to address known vulnerabilities.