CVE-2021-35113 : Security Advisory and Response
Learn about CVE-2021-35113 affecting Qualcomm Snapdragon products, leading to an authentication bypass vulnerability. Discover the impact, affected versions, and mitigation strategies.
This CVE affects multiple products from Qualcomm, Inc., including Snapdragon Auto, Compute, Consumer IOT, Industrial IOT, Mobile, and Wearables, due to a possible authentication bypass vulnerability. This vulnerability arises from the improper order of signature verification and hashing.
Understanding CVE-2021-35113
This section delves into the details of CVE-2021-35113, highlighting the impact, technical aspects, and mitigation strategies.
What is CVE-2021-35113?
The CVE-2021-35113 vulnerability involves an authentication bypass issue in various Qualcomm Snapdragon products, leading to potential security risks.
The Impact of CVE-2021-35113
With a CVSS base score of 7.3, this vulnerability has a high severity level with significant impacts on confidentiality and integrity. Attackers could exploit this flaw to bypass authentication mechanisms.
Technical Details of CVE-2021-35113
This section provides technical insights into the vulnerability, including its description, affected systems and versions, and exploitation mechanism.
Vulnerability Description
The vulnerability stems from the incorrect order of signature verification and hashing in the signature verification process across Qualcomm Snapdragon products.
Affected Systems and Versions
Multiple versions of Snapdragon Auto, Compute, Consumer IOT, Industrial IOT, Mobile, and Wearables are impacted by this vulnerability, such as AQT1000, QCA6174A, SD845, SD855, and more.
Exploitation Mechanism
The vulnerability allows attackers to potentially bypass authentication mechanisms by exploiting the improper order of signature verification and hashing.
Mitigation and Prevention
In this section, we discuss the necessary steps to mitigate the risks posed by CVE-2021-35113 and prevent future vulnerabilities.
Immediate Steps to Take
Users are advised to stay updated with security bulletins from Qualcomm and apply relevant patches and updates to address this vulnerability.
Long-Term Security Practices
Implementing robust authentication and encryption mechanisms can enhance the security posture of Qualcomm Snapdragon products to prevent similar vulnerabilities.
Patching and Updates
Regularly checking for security updates and promptly applying patches from Qualcomm can help in mitigating the risks associated with CVE-2021-35113.