CVE-2019-19197 : Vulnerability Insights and Analysis
Learn about CVE-2019-19197 affecting Kyrol Internet Security 9.0.6.9. Understand the impact, technical details, and mitigation steps for this IOCTL Handling vulnerability.
Kyrol Internet Security 9.0.6.9's kyrld.sys driver is vulnerable to IOCTL Handling, potentially leading to privilege escalation, denial-of-service, and code execution.
Understanding CVE-2019-19197
This CVE involves a critical vulnerability in Kyrol Internet Security 9.0.6.9 that can be exploited for malicious activities.
What is CVE-2019-19197?
The kyrld.sys driver in Kyrol Internet Security 9.0.6.9 is susceptible to IOCTL Handling, allowing attackers to execute code and escalate privileges.
The Impact of CVE-2019-19197
Exploiting this vulnerability can result in privilege escalation, denial-of-service attacks, and code execution using usermode as 0x9C402401 with METHOD_NEITHER, enabling a read primitive.
Technical Details of CVE-2019-19197
This section delves into the technical aspects of the CVE.
Vulnerability Description
The vulnerability lies in the IOCTL Handling of the kyrld.sys driver in Kyrol Internet Security 9.0.6.9, enabling attackers to achieve privilege escalation and execute arbitrary code.
Affected Systems and Versions
- Product: Kyrol Internet Security 9.0.6.9
- Vendor: Kyrol
- Version: Not applicable
Exploitation Mechanism
Attackers can exploit this vulnerability by leveraging IOCTL Handling in the kyrld.sys driver, allowing them to execute code and potentially escalate privileges.
Mitigation and Prevention
Protecting systems from CVE-2019-19197 requires immediate action and long-term security measures.
Immediate Steps to Take
- Disable or restrict access to the vulnerable driver kyrld.sys
- Monitor system logs for any suspicious activities
- Implement the principle of least privilege to limit potential damage
Long-Term Security Practices
- Regularly update and patch the Kyrol Internet Security software
- Conduct security audits and penetration testing to identify vulnerabilities
- Educate users and IT staff on secure coding practices
Patching and Updates
- Apply patches and updates provided by Kyrol to address the vulnerability in the kyrld.sys driver