CVE-2019-3972 : Vulnerability Insights and Analysis
Learn about CVE-2019-3972 affecting Comodo Antivirus versions prior to 12.0.0.6810. Discover the impact, technical details, and mitigation steps for this Denial of Service vulnerability.
Comodo Antivirus versions prior to 12.0.0.6810 are susceptible to a security flaw that can lead to Denial of Service attacks.
Understanding CVE-2019-3972
Versions of Comodo Antivirus before 12.0.0.6810 contain a vulnerability that can be exploited for Denial of Service attacks.
What is CVE-2019-3972?
The vulnerability in Comodo Antivirus versions prior to 12.0.0.6810 allows a process with limited privileges to manipulate data within a section object, leading to a crash in CmdAgent.exe.
The Impact of CVE-2019-3972
Exploiting this vulnerability can result in Denial of Service attacks, causing CmdAgent.exe to crash and potentially disrupting system operations.
Technical Details of CVE-2019-3972
Comprehensive technical insights into the CVE-2019-3972 vulnerability.
Vulnerability Description
The security flaw in Comodo Antivirus versions below 12.0.0.6810 resides in an unprotected section object named "<GUID>_CisSharedMemBuff" within CmdAgent.exe, which can be accessed through CmdAgent.
Affected Systems and Versions
- Product: Comodo Antivirus
- Vendor: n/a
- Vulnerable Versions: Versions 12.0.0.6810 and below
Exploitation Mechanism
By manipulating data within the SharedMemoryDictionary object in the unprotected section object, a process with limited privileges can trigger a crash in CmdAgent.exe.
Mitigation and Prevention
Effective strategies to mitigate and prevent the CVE-2019-3972 vulnerability.
Immediate Steps to Take
- Update Comodo Antivirus to version 12.0.0.6810 or above to eliminate the vulnerability.
- Monitor system logs for any unusual activities that might indicate exploitation attempts.
Long-Term Security Practices
- Implement the principle of least privilege to restrict access and limit the impact of potential vulnerabilities.
- Regularly educate users on security best practices to enhance overall system security.
Patching and Updates
- Stay informed about security updates and patches released by Comodo Antivirus to address vulnerabilities promptly.