CVE-2022-42761 Explained : Impact and Mitigation
Discover how CVE-2022-42761 poses a local denial of service threat in Unisoc wlan drivers affecting SC9863A, SC9832E, SC7731E, and Android10, Android11, and Android12 versions.
A vulnerability has been identified in wlan driver by Unisoc, which could potentially result in local denial of service in wlan services.
Understanding CVE-2022-42761
This CVE highlights a missing bounds check in the wlan driver that poses a threat to the availability of wlan services.
What is CVE-2022-42761?
The CVE-2022-42761 vulnerability involves a missing bounds check in the wlan driver, allowing for a local denial of service in wlan services.
The Impact of CVE-2022-42761
The impact of this vulnerability can lead to disruptions and unavailability of wlan services, affecting the overall user experience and connectivity.
Technical Details of CVE-2022-42761
This section delves into the specific technical aspects of the CVE, including the vulnerability description, affected systems and versions, and exploitation mechanisms.
Vulnerability Description
The vulnerability arises from a missing bounds check in the wlan driver, leaving it open to exploitation and potential denial of service attacks.
Affected Systems and Versions
The vulnerability affects Unisoc's SC9863A, SC9832E, SC7731E, T610, T310, T606, T760, T610, T618, T606, T612, T616, T760, T770, T820, and S8000 products running Android10, Android11, and Android12.
Exploitation Mechanism
By leveraging the missing bounds check in the wlan driver, threat actors can potentially trigger local denial of service attacks, impacting wlan services.
Mitigation and Prevention
In order to mitigate the risks associated with CVE-2022-42761, immediate steps, long-term security practices, and patching and updates must be considered.
Immediate Steps to Take
It is crucial to implement security measures such as network segmentation, access controls, and regular monitoring to prevent unauthorized access and mitigate the risk of a denial of service attack.
Long-Term Security Practices
Establishing a robust security posture through regular security assessments, employee training, and incident response planning can enhance the overall security resilience against potential threats.
Patching and Updates
Timely application of security patches and firmware updates from Unisoc is essential to address the identified vulnerability and ensure the stability and security of wlan services.