CVE-2019-18645 : What You Need to Know
Total Defense Anti-virus version 11.5.2.28 is vulnerable to symbolic link attacks, allowing unauthorized file writing in privileged directories. Learn about the impact, technical details, and mitigation steps.
Total Defense Anti-virus version 11.5.2.28 is susceptible to symbolic link attacks, potentially leading to unauthorized file writing in privileged directories.
Understanding CVE-2019-18645
Symbolic link attacks can compromise the quarantine restoration feature in Total Defense Anti-virus version 11.5.2.28, enabling unauthorized writing of files to privileged directories.
What is CVE-2019-18645?
The vulnerability in Total Defense Anti-virus version 11.5.2.28 allows attackers to exploit symbolic links, leading to unauthorized file writing in privileged directories.
The Impact of CVE-2019-18645
This vulnerability could be exploited by malicious actors to write files to sensitive directories, potentially leading to unauthorized access and privilege escalation.
Technical Details of CVE-2019-18645
Total Defense Anti-virus version 11.5.2.28 is vulnerable to symbolic link attacks, which can be leveraged to compromise the system's security.
Vulnerability Description
The quarantine restoration function in Total Defense Anti-virus 11.5.2.28 is vulnerable to symbolic link attacks, allowing files to be written to privileged directories.
Affected Systems and Versions
- Product: Total Defense Anti-virus
- Version: 11.5.2.28
Exploitation Mechanism
Attackers can exploit symbolic links to manipulate the quarantine restoration feature, enabling unauthorized file writing in directories with elevated privileges.
Mitigation and Prevention
Taking immediate action and implementing long-term security practices are crucial to mitigating the risks associated with CVE-2019-18645.
Immediate Steps to Take
- Disable the quarantine restoration feature if not essential
- Monitor file write activities in privileged directories
- Implement strict file system permissions
Long-Term Security Practices
- Regularly update the antivirus software to the latest version
- Conduct security audits to identify vulnerabilities
- Educate users on safe file handling practices
Patching and Updates
- Apply patches and updates provided by Total Defense to address the vulnerability and enhance system security.