CVE-2019-9742 : Vulnerability Insights and Analysis
Discover the impact of CVE-2019-9742, a vulnerability in G Data Total Security allowing attackers to bypass ACLs, potentially leading to unauthorized access and object manipulation. Learn about affected systems, exploitation mechanisms, and mitigation steps.
A vulnerability was discovered in G Data Total Security before February 22, 2019, affecting the gdwfpcd.sys file. This vulnerability enables attackers to bypass Access Control Lists (ACLs), potentially leading to unauthorized access and object manipulation.
Understanding CVE-2019-9742
This CVE pertains to a security flaw in G Data Total Security that allows attackers to circumvent ACLs due to a specific attribute missing in the Interpreted Device Characteristics.
What is CVE-2019-9742?
gdwfpcd.sys in G Data Total Security before 2019-02-22 allows an attacker to bypass ACLs, resulting in inadequate protection of files and directories within the \.\gdwfpcd device.
The Impact of CVE-2019-9742
The vulnerability can lead to unintended impersonation or unauthorized object creation, posing a significant security risk to affected systems.
Technical Details of CVE-2019-9742
This section provides detailed technical insights into the vulnerability.
Vulnerability Description
The gdwfpcd.sys file in G Data Total Security lacks the FILE_DEVICE_SECURE_OPEN attribute, allowing attackers to bypass ACLs and compromise system security.
Affected Systems and Versions
- Product: G Data Total Security
- Vendor: G Data
- Versions: All versions before February 22, 2019
Exploitation Mechanism
Attackers exploit the absence of the FILE_DEVICE_SECURE_OPEN attribute in Interpreted Device Characteristics to bypass ACLs and gain unauthorized access.
Mitigation and Prevention
Protecting systems from CVE-2019-9742 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update G Data Total Security to the latest version that includes a patch for CVE-2019-9742.
- Monitor system logs for any suspicious activities indicating a potential exploitation attempt.
Long-Term Security Practices
- Implement regular security updates and patches for all software and systems.
- Conduct regular security audits and penetration testing to identify and address vulnerabilities proactively.
Patching and Updates
- Apply security patches provided by G Data promptly to address the vulnerability and enhance system security.