CVE-2021-39985 : What You Need to Know
Explore the details of CVE-2021-39985, a HarmonyOS vulnerability in the HwNearbyMain module affecting version 2.0. Learn about its impact, affected systems, exploitation, and mitigation steps.
This CVE-2021-39985 article provides details about a vulnerability in the HwNearbyMain module of HarmonyOS, affecting version 2.0.
Understanding CVE-2021-39985
This section delves into the description and impact of the CVE-2021-39985 vulnerability.
What is CVE-2021-39985?
The HwNearbyMain module in HarmonyOS is prone to an Improper Validation of Array Index vulnerability. Exploiting this flaw could lead to a process restart.
The Impact of CVE-2021-39985
Successful exploitation of this vulnerability may result in a process restart, impacting the stability and functionality of the affected system.
Technical Details of CVE-2021-39985
This section covers specific technical information about the vulnerability.
Vulnerability Description
The vulnerability lies in the improper validation of array index within the HwNearbyMain module of HarmonyOS, version 2.0.
Affected Systems and Versions
- Product: HarmonyOS
- Vendor: Huawei
- Affected Version: 2.0
Exploitation Mechanism
The vulnerability can be exploited by manipulating array indexes, leading to a process restart.
Mitigation and Prevention
Learn about the steps to mitigate and prevent exploitation of CVE-2021-39985.
Immediate Steps to Take
- Apply the security patch provided by Huawei.
- Monitor official sources for any further updates or advisories.
Long-Term Security Practices
- Conduct regular security assessments and audits.
- Implement security best practices to prevent similar vulnerabilities.
Patching and Updates
Ensure timely installation of security patches from Huawei to address the CVE-2021-39985 vulnerability.