CVE-2023-28711 Explained : Impact and Mitigation

This is a detailed overview of CVE-2023-28711, focusing on the Hyperscan Library maintained by Intel(R) before version 5.4.1 and its impact on system security.

Understanding CVE-2023-28711

CVE-2023-28711 highlights a vulnerability in the Hyperscan Library maintained by Intel(R) before version 5.4.1. This vulnerability affects the control flow management within the library, potentially enabling a denial of service attack by an authenticated user with local access.

What is CVE-2023-28711?

The CVE-2023-28711 vulnerability pertains to the Insufficient control flow management in the Hyperscan Library maintained by Intel(R) before version 5.4.1. An authenticated user could exploit this flaw to trigger a denial of service scenario locally.

The Impact of CVE-2023-28711

The impact of CVE-2023-28711 is categorized as MEDIUM with a base score of 5.5. The vulnerability could lead to a denial of service condition, affecting the availability of the system. The exploit requires low complexity and privileges, posing a threat to system integrity and availability.

Technical Details of CVE-2023-28711

Understanding the vulnerability, affected systems, and potential exploitation mechanisms is crucial to implementing effective mitigation strategies.

Vulnerability Description

The vulnerability in the Hyperscan Library before version 5.4.1 lies in inadequate control flow management, which may be leveraged by an authenticated local user to initiate a denial of service scenario.

Affected Systems and Versions

The Hyperscan Library maintained by Intel(R) before version 5.4.1 is susceptible to this vulnerability. Systems operating on versions earlier than 5.4.1 are at risk of exploitation.

Exploitation Mechanism

An authenticated user with local access could potentially exploit the insufficient control flow management within the Hyperscan Library to trigger a denial of service attack, impacting system availability.

Mitigation and Prevention

Taking immediate steps to address CVE-2023-28711 and implementing long-term security practices are essential in safeguarding systems against potential threats.

Immediate Steps to Take

Organizations using the affected versions of the Hyperscan Library should upgrade to version 5.4.1 or later to mitigate the vulnerability.
Implement stringent access controls to limit privileges and reduce the risk of unauthorized exploitation.

Long-Term Security Practices

Regularly monitor and update software components to address security vulnerabilities promptly.
Conduct routine security assessments and audits to identify and remedy potential weaknesses in system components.

Patching and Updates

Intel has provided patches and updates to address CVE-2023-28711 in the Hyperscan Library. It is recommended to apply these patches as soon as possible to mitigate the vulnerability and enhance system security.