CVE-2017-8774 : Exploit Details and Defense Strategies

Quick Heal Internet Security 10.1.0.316, Quick Heal Total Security 10.1.0.316, and Quick Heal AntiVirus Pro 10.1.0.316 are vulnerable to memory corruption when processing a malformed Mach-O file.

Understanding CVE-2017-8774

This CVE identifies a memory corruption vulnerability in specific Quick Heal security products.

What is CVE-2017-8774?

The vulnerability arises when the affected programs encounter a Mach-O file with incorrect formatting, leading to memory corruption.

The Impact of CVE-2017-8774

The exploitation of this vulnerability could potentially allow attackers to execute arbitrary code or cause a denial of service (DoS) condition on the affected system.

Technical Details of CVE-2017-8774

This section delves into the technical aspects of the vulnerability.

Vulnerability Description

The vulnerability in Quick Heal products results from incorrectly processing malformed Mach-O files, leading to memory corruption.

Affected Systems and Versions

Quick Heal Internet Security 10.1.0.316
Quick Heal Total Security 10.1.0.316
Quick Heal AntiVirus Pro 10.1.0.316

Exploitation Mechanism

The vulnerability is exploited by providing a specially crafted Mach-O file to the affected software, triggering memory corruption.

Mitigation and Prevention

Protecting systems from CVE-2017-8774 involves taking immediate and long-term security measures.

Immediate Steps to Take

Update Quick Heal products to the latest patched versions provided by the vendor.
Avoid opening or executing files from untrusted or unknown sources.
Implement network security measures to detect and block malicious files.

Long-Term Security Practices

Regularly update security software and patches to address known vulnerabilities.
Conduct security awareness training to educate users on safe computing practices.

Patching and Updates

Apply security patches released by Quick Heal promptly to mitigate the vulnerability and enhance system security.