CVE-2021-26254 : Exploit Details and Defense Strategies
Learn about CVE-2021-26254, an out-of-bounds read vulnerability in Intel(R) PROSet/Wireless WiFi and Killer(TM) WiFi products, enabling a denial of service attack. Find out impacted systems, exploitation details, and mitigation steps.
An out-of-bounds read vulnerability in Intel(R) PROSet/Wireless WiFi and Killer(TM) WiFi products could allow a privileged user to trigger denial of service through local access.
Understanding CVE-2021-26254
This CVE involves a security issue in certain Intel(R) PROSet/Wireless WiFi and Killer(TM) WiFi products, potentially leading to a denial of service attack.
What is CVE-2021-26254?
The CVE-2021-26254 vulnerability is characterized by an out-of-bounds read flaw in specific Intel wireless products, which, if exploited, may permit a privileged attacker to cause a denial of service through local interactions.
The Impact of CVE-2021-26254
A successful exploitation of this vulnerability could result in a denial of service situation, potentially impacting the availability and functionality of the affected Intel wireless products.
Technical Details of CVE-2021-26254
This section will delve into the technical specifics of the CVE, including the vulnerability description, affected systems and versions, as well as the exploitation mechanism.
Vulnerability Description
The vulnerability entails an out-of-bounds read issue in Intel(R) PROSet/Wireless WiFi and Killer(TM) WiFi products, enabling a privileged user to orchestrate a denial of service scenario via local access.
Affected Systems and Versions
The impacted systems include Intel(R) PROSet/Wireless WiFi and Killer(TM) WiFi products. The specific versions affected can be found in the provided references.
Exploitation Mechanism
The exploitation of this vulnerability requires a privileged user to conduct unauthorized actions locally, potentially resulting in a denial of service attack.
Mitigation and Prevention
In this section, we will explore the necessary steps to mitigate and prevent the exploitation of CVE-2021-26254.
Immediate Steps to Take
Users are advised to refer to the vendor's security advisory and apply any patches or workarounds provided to address the vulnerability promptly.
Long-Term Security Practices
Implementing strong security practices, such as regular monitoring, network segmentation, and access control, can help bolster the overall security posture and mitigate similar risks in the future.
Patching and Updates
Regularly check for security updates and patches from Intel to ensure that the affected products are up to date with the latest security fixes.