CVE-2021-0172 : Vulnerability Insights and Analysis
Learn about CVE-2021-0172 involving improper input validation in Intel PROSet/Wireless Wi-Fi firmware, enabling denial of service attacks. Find out the impact, affected systems, and mitigation steps.
This article provides detailed information about CVE-2021-0172, highlighting the vulnerability, its impact, technical details, and mitigation steps.
Understanding CVE-2021-0172
CVE-2021-0172 involves improper input validation in firmware for specific Intel(R) PROSet/Wireless Wi-Fi and Killer(TM) Wi-Fi devices, potentially leading to denial of service attacks.
What is CVE-2021-0172?
The vulnerability in some Intel(R) PROSet/Wireless Wi-Fi and Killer(TM) Wi-Fi devices allows an unauthenticated user to trigger denial of service by exploiting improper input validation in the firmware.
The Impact of CVE-2021-0172
An attacker could exploit this vulnerability to disrupt services and cause denial of service on affected systems, leading to potential service interruptions and availability issues.
Technical Details of CVE-2021-0172
The following technical aspects are associated with CVE-2021-0172:
Vulnerability Description
Improper input validation in the firmware of Intel(R) PROSet/Wireless Wi-Fi and Killer(TM) Wi-Fi devices in Windows 10 and 11 can be exploited by an unauthenticated user to enable denial of service attacks.
Affected Systems and Versions
Devices running affected versions of Intel(R) PROSet/Wireless Wi-Fi in various operating systems and some Killer(TM) Wi-Fi in Windows 10 and 11 are vulnerable to this issue.
Exploitation Mechanism
The vulnerability allows an unauthenticated attacker to exploit improper input validation in the firmware, potentially leading to denial of service through adjacent access.
Mitigation and Prevention
To mitigate the risks associated with CVE-2021-0172, consider the following steps:
Immediate Steps to Take
- Apply patches and updates provided by Intel to address the vulnerability.
- Implement network segmentation and access controls to limit exposure to potential attackers.
Long-Term Security Practices
- Regularly monitor for security advisories and updates from Intel and other relevant vendors.
- Conduct security assessments and audits to identify and remediate vulnerabilities proactively.
Patching and Updates
- Keep firmware and software up to date to ensure that known vulnerabilities are addressed promptly.
- Subscribe to security mailing lists and alerts to stay informed about emerging threats and patches.