CVE-2021-39978 : Security Advisory and Response

This CVE-2021-39978 article provides details about a SQL Injection vulnerability in the telephony application of Huawei's HarmonyOS, version 2.0.

Understanding CVE-2021-39978

This section delves into the specifics of the identified vulnerability.

What is CVE-2021-39978?

The telephony application in HarmonyOS, version 2.0, is vulnerable to SQL Injection, which if successfully exploited, can lead to privacy and security risks.

The Impact of CVE-2021-39978

The exploitation of this vulnerability can result in severe privacy breaches and security threats.

Technical Details of CVE-2021-39978

Providing detailed technical insights into the CVE-2021-39978 vulnerability.

Vulnerability Description

The telephony application in HarmonyOS, version 2.0, contains a SQL Injection vulnerability.

Affected Systems and Versions

Product: HarmonyOS
Vendor: Huawei
Affected Version: 2.0

Exploitation Mechanism

The SQL Injection vulnerability allows attackers to manipulate SQL queries, potentially accessing or modifying sensitive data.

Mitigation and Prevention

Guidance on mitigating the risks posed by CVE-2021-39978.

Immediate Steps to Take

Update to the latest HarmonyOS version that includes a patch for the SQL Injection vulnerability.
Employ network-level protection mechanisms like firewalls to filter malicious traffic.

Long-Term Security Practices

Conduct regular security assessments and audits to identify and address vulnerabilities promptly.
Train employees on secure coding practices to prevent SQL Injection and other common security threats.

Patching and Updates

Stay informed about security bulletins and updates from Huawei to ensure timely patching of vulnerabilities.