CVE-2023-1627 : Vulnerability Insights and Analysis

This article discusses CVE-2023-1627, focusing on the Jianming Antivirus vulnerability that leads to a denial of service attack.

Understanding CVE-2023-1627

CVE-2023-1627 is a vulnerability discovered in Jianming Antivirus version 16.2.2022.418, specifically within the IoControlCode Handler component. The exploit allows for a denial of service attack by manipulating unknown data.

What is CVE-2023-1627?

The vulnerability in Jianming Antivirus version 16.2.2022.418 allows attackers to exploit unspecified functionality within the library kvcore.sys of the IoControlCode Handler component, resulting in a denial of service attack. This attack can be executed locally, potentially impacting the host system.

The Impact of CVE-2023-1627

The impact of CVE-2023-1627 is rated as problematic, with a CVSSv3 base score of 5.5 (Medium severity). This vulnerability can be leveraged by threat actors to disrupt services and affect the availability of the affected system.

Technical Details of CVE-2023-1627

This section dives into the technical details of CVE-2023-1627, including the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability in Jianming Antivirus version 16.2.2022.418, residing in the IoControlCode Handler component, enables attackers to trigger a denial of service condition through manipulation of certain unspecified processing, leading to service unavailability.

Affected Systems and Versions

The impacted system is Jianming Antivirus version 16.2.2022.418 with the affected component being the IoControlCode Handler. Users of this specific version are susceptible to exploitation of this vulnerability.

Exploitation Mechanism

By manipulating unknown data in the library kvcore.sys of the IoControlCode Handler component, threat actors can exploit CVE-2023-1627 to cause a denial of service attack. This could potentially disrupt the normal operation of the antivirus software.

Mitigation and Prevention

To address CVE-2023-1627 and prevent exploitation, immediate action and long-term security measures should be implemented.

Immediate Steps to Take

Users are advised to apply security patches or updates provided by Jianming to mitigate the vulnerability. Additionally, employing network security measures and monitoring for any unusual activities can help detect and prevent potential attacks.

Long-Term Security Practices

In the long term, organizations should establish robust security protocols, conduct regular security assessments, and stay informed about emerging threats to enhance their overall cybersecurity posture.

Patching and Updates

Ensuring that software and security solutions are kept up to date with the latest patches and updates is crucial in mitigating vulnerabilities like CVE-2023-1627. Regularly monitoring vendor releases for security advisories can help in timely patching and maintenance to safeguard against potential exploits.