CVE-2021-22331 Explained : Impact and Mitigation
Learn about CVE-2021-22331, a JavaScript injection vulnerability impacting Huawei P30 devices. Explore the impact, affected versions, and mitigation steps.
A JavaScript injection vulnerability has been identified in certain Huawei smartphones, potentially allowing attackers to compromise normal service by sending malicious application requests. This CVE affects HUAWEI P30 versions earlier than 10.1.0.165(C01E165R2P11), 11.0.0.118(C635E2R1P3), 11.0.0.120(C00E120R2P5), 11.0.0.138(C10E4R5P3), 11.0.0.138(C185E4R7P3), 11.0.0.138(C432E8R2P3), 11.0.0.138(C461E4R3P3), 11.0.0.138(C605E4R1P3), and 11.0.0.138(C636E4R3P3).
Understanding CVE-2021-22331
This section provides insights into the vulnerability and its impact on affected systems.
What is CVE-2021-22331?
CVE-2021-22331 is a JavaScript injection vulnerability found in certain Huawei smartphones that could be exploited by attackers to execute malicious code.
The Impact of CVE-2021-22331
The vulnerability could lead to a compromise of normal services on the affected Huawei P30 devices, potentially allowing unauthorized access to sensitive information.
Technical Details of CVE-2021-22331
Explore the specifics of the vulnerability, the affected systems, and the exploitation method.
Vulnerability Description
The vulnerability stems from a module in the Huawei smartphones that inadequately verifies certain inputs, opening the door for JavaScript injection attacks.
Affected Systems and Versions
HUAWEI P30 devices earlier than versions 10.1.0.165(C01E165R2P11), 11.0.0.118(C635E2R1P3), 11.0.0.120(C00E120R2P5), and more are susceptible to this vulnerability.
Exploitation Mechanism
Attackers can exploit this vulnerability by sending malicious application requests to trigger JavaScript injection, potentially compromising the device's normal functions.
Mitigation and Prevention
Discover steps to mitigate the risks associated with CVE-2021-22331 and enhance the security of Huawei P30 devices.
Immediate Steps to Take
Users are advised to update their devices to non-affected versions immediately to prevent potential exploitation of the vulnerability.
Long-Term Security Practices
Implementing secure coding practices, regular security updates, and threat monitoring can bolster the overall security posture of Huawei smartphones.
Patching and Updates
Ensure that Huawei P30 devices are regularly updated with the latest security patches provided by the manufacturer to address known vulnerabilities and enhance device security.