CVE-2021-40027 : Vulnerability Insights and Analysis
Learn about CVE-2021-40027, a critical vulnerability in bone voice ID TA by Huawei affecting HarmonyOS and EMUI products. Find out the impact, affected systems, and mitigation steps.
The bone voice ID TA has a vulnerability in calculating the buffer length. Successful exploitation of this vulnerability may affect data confidentiality.
Understanding CVE-2021-40027
The vulnerability affects HarmonyOS and EMUI products by Huawei.
What is CVE-2021-40027?
The bone voice ID TA vulnerability arises from incorrect buffer length calculations, posing a risk to data confidentiality.
The Impact of CVE-2021-40027
If exploited, this vulnerability could compromise data confidentiality, making it a critical issue for affected systems.
Technical Details of CVE-2021-40027
The following technical details shed light on the vulnerability.
Vulnerability Description
The vulnerability stems from the incorrect calculation of buffer sizes, creating a security risk for affected systems.
Affected Systems and Versions
- HarmonyOS 2.0.0, 2.0.1, 3.1.0, 3.0.0
- EMUI 13.0.0, 12.0.1, 12.0.0
Exploitation Mechanism
- Exploiting the buffer size miscalculation
Mitigation and Prevention
Consider the following steps to address and prevent potential exploitation.
Immediate Steps to Take
- Apply security patches promptly
- Monitor for any suspicious activities
Long-Term Security Practices
- Conduct regular security audits
- Enhance employee training on cybersecurity awareness
Patching and Updates
- Stay informed about security bulletins
- Keep systems up to date with the latest patches