CVE-2023-33037 : Vulnerability Insights and Analysis

Understanding CVE-2023-33037

This article discusses the cryptographic issue found in the Automotive sector related to unwrapping the key secs2d and verifying with RPMB data.

What is CVE-2023-33037?

CVE-2023-33037 is a vulnerability in the Snapdragon platform by Qualcomm, Inc., specifically affecting various versions within the Snapdragon product line such as AR8035, FastConnect series, QAM series, QCA series, SA series, SD series, SG series, SM series, and more. The vulnerability involves a cryptographic issue in Automotive systems during the key unwrapping process.

The Impact of CVE-2023-33037

The vulnerability poses a high threat to confidentiality and integrity, with a CVSS v3.1 base score of 7.1 (High Severity). It requires low privileges and local access, making it a serious concern for affected systems.

Technical Details of CVE-2023-33037

This section delves into the specifics of the vulnerability, including the affected systems and the exploitation mechanism.

Vulnerability Description

The vulnerability arises from a cryptographic flaw in the process of unwrapping the key secs2d and subsequent verification with RPMB data in the Automotive environment within the Snapdragon platform.

Affected Systems and Versions

Notable affected versions include AR8035, FastConnect series (6200, 6700, 6800, 6900, 7800), QAM series (8255P, 8295P, 8650P, 8775P), QCA series (6391, 6421, 6426, 6431, 6436, 6574, 6574A, 6574AU, 6595, 6595AU, 6696, and more).

Exploitation Mechanism

The vulnerability can be exploited locally, requiring low privileges. Attackers may leverage this flaw to compromise the confidentiality and integrity of Automotive systems utilizing Snapdragon platforms.

Mitigation and Prevention

In response to CVE-2023-33037, it is crucial to implement immediate measures and adopt long-term security practices to mitigate risks effectively.

Immediate Steps to Take

Affected organizations should apply security patches or updates provided by Qualcomm to address the cryptographic issue promptly. Additionally, restricting local access and enhancing monitoring can prevent potential exploits.

Long-Term Security Practices

In the long term, organizations should conduct regular security assessments, employ encryption best practices, and stay informed about emerging vulnerabilities to bolster Automotive system security.

Patching and Updates

Regularly monitor Qualcomm's security advisories and update mechanisms to ensure systems are patched with the latest fixes for vulnerabilities like CVE-2023-33037.