CVE-2022-38701 Explained : Impact and Mitigation
Learn about CVE-2022-38701 affecting OpenHarmony versions up to 3.1.2, allowing local attackers to trigger a heap overflow and access network-sensitive data. Discover mitigation strategies.
A heap overflow vulnerability in the IPC communication subsystem of OpenHarmony can allow local attackers to trigger a heap overflow and access sensitive network information.
Understanding CVE-2022-38701
This CVE identifies a security issue in OpenHarmony's communication subsystem that could be exploited locally to overflow the heap.
What is CVE-2022-38701?
OpenHarmony versions up to 3.1.2 are affected by a heap overflow vulnerability, enabling unauthorized local access to network-sensitive data.
The Impact of CVE-2022-38701
With a CVSS base score of 6.2 (Medium Severity), this vulnerability poses a risk of high integrity impact without requiring any special privileges for exploitation.
Technical Details of CVE-2022-38701
This section delves into the specifics of the vulnerability, including affected systems, exploitation mechanism, and more.
Vulnerability Description
OpenHarmony-v3.1.2 and earlier versions exhibit a heap overflow vulnerability in the IPC communication subsystem.
Affected Systems and Versions
The vulnerability affects OpenHarmony-v3.1.x-Release and OpenHarmony-v3.0.x-LTS versions (≤ 3.1.2 and ≤ 3.0.5, respectively).
Exploitation Mechanism
Local attackers can exploit this heap overflow vulnerability to compromise the targeted system's integrity and access sensitive network information.
Mitigation and Prevention
To secure systems against CVE-2022-38701, prompt action and long-term security measures are imperative.
Immediate Steps to Take
Users are advised to update OpenHarmony to a patched version, if available, and implement network security controls to limit local attack vectors.
Long-Term Security Practices
Practicing least privilege access, implementing proper input validation, and monitoring system logs for unusual activities can enhance overall security posture.
Patching and Updates
Regularly applying security patches and keeping systems up to date with the latest releases from OpenHarmony can help mitigate the risk of heap overflow vulnerabilities.