CVE-2023-25947 : Vulnerability Insights and Analysis

This CVE record was published on March 10, 2023, by OpenHarmony. The vulnerability falls under the state of PUBLISHED and affects the bundle management subsystem within OpenHarmony versions prior to 3.1.4.

Understanding CVE-2023-25947

This vulnerability in the bundle management subsystem of OpenHarmony poses a risk of a null pointer reference, allowing local attackers to exploit it for a Denial of Service (DoS) attack. The attack is triggered when installing a malicious HAP package.

What is CVE-2023-25947?

The CVE-2023-25947 vulnerability involves improper input validation in the bundle management subsystem of OpenHarmony when installing a HAP package. This exposes the system to a potential DoS attack initiated by local attackers.

The Impact of CVE-2023-25947

The impact of CVE-2023-25947 is moderate with a CVSS v3.1 base score of 6.2, categorizing it as a medium severity vulnerability. The attack complexity is low, requiring no user privileges, but it can lead to a high impact on system availability.

Technical Details of CVE-2023-25947

This section provides further technical insights into the vulnerability.

Vulnerability Description

The null pointer reference vulnerability in OpenHarmony's bundle management subsystem allows for a local DoS attack during the installation of a malicious HAP package.

Affected Systems and Versions

OpenHarmony versions up to and including 3.1.4 are impacted by this vulnerability.

Exploitation Mechanism

Local attackers can exploit the improper input validation vulnerability in OpenHarmony to execute a DoS attack by installing a malicious HAP package.

Mitigation and Prevention

To safeguard systems against CVE-2023-25947, certain measures need to be taken at both an immediate and long-term level.

Immediate Steps to Take

Immediate actions include applying relevant security patches provided by OpenHarmony, monitoring for any abnormal system behavior, and restricting access to vulnerable services.

Long-Term Security Practices

Long-term security practices involve keeping systems up to date with the latest security patches, conducting regular vulnerability assessments, and promoting security awareness among system users.

Patching and Updates

OpenHarmony users should regularly check for updates and security advisories from the vendor to apply necessary patches and mitigate the risk posed by CVE-2023-25947.