CVE-2019-20612 : Vulnerability Insights and Analysis
Learn about CVE-2019-20612, a vulnerability in Samsung mobile devices using Broadcom and SEC Wi-Fi chipsets, enabling denial of service attacks via TCP SYN packets. Find mitigation steps and prevention measures.
A vulnerability has been identified in Samsung mobile devices running software versions N(7.x) and O(8.x) that use Broadcom Wi-Fi and SEC Wi-Fi chipsets. This vulnerability enables a denial of service attack through TCP SYN packets. It has been assigned the Samsung ID SVE-2018-13162 (March 2019).
Understanding CVE-2019-20612
This CVE affects Samsung mobile devices with specific software versions and Wi-Fi chipsets, allowing for a denial of service attack.
What is CVE-2019-20612?
CVE-2019-20612 is a vulnerability found in Samsung mobile devices utilizing Broadcom Wi-Fi and SEC Wi-Fi chipsets, enabling attackers to launch denial of service attacks via TCP SYN packets.
The Impact of CVE-2019-20612
The vulnerability poses a risk of service disruption on affected Samsung devices, potentially leading to operational issues and downtime.
Technical Details of CVE-2019-20612
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
The vulnerability in Samsung devices allows malicious actors to exploit TCP SYN packets to execute denial of service attacks, affecting the device's Wi-Fi functionality.
Affected Systems and Versions
- Samsung mobile devices running software versions N(7.x) and O(8.x)
- Devices using Broadcom Wi-Fi and SEC Wi-Fi chipsets
Exploitation Mechanism
Attackers can exploit this vulnerability by sending malicious TCP SYN packets to the device, causing a denial of service condition that disrupts Wi-Fi functionality.
Mitigation and Prevention
Protecting against CVE-2019-20612 involves immediate actions and long-term security measures.
Immediate Steps to Take
- Apply security patches provided by Samsung promptly
- Monitor network traffic for any suspicious activity
- Implement network segmentation to contain potential attacks
Long-Term Security Practices
- Regularly update device software to the latest versions
- Conduct security assessments and penetration testing on devices
- Educate users on safe Wi-Fi usage practices
Patching and Updates
Samsung may release security updates to address CVE-2019-20612. Ensure devices are regularly updated to mitigate the risk of exploitation.