CVE-2022-26421 Explained : Impact and Mitigation
Learn about CVE-2022-26421, a vulnerability in Intel(R) oneAPI DPC++/C++ Compiler Runtime before version 2022.0 that may enable privilege escalation via local access. Understand the impact and how to mitigate the risk.
This article provides detailed information about CVE-2022-26421, a vulnerability in the Intel(R) oneAPI DPC++/C++ Compiler Runtime before version 2022.0 that may allow an authenticated user to enable escalation of privilege via local access.
Understanding CVE-2022-26421
CVE-2022-26421 is a security vulnerability in the Intel(R) oneAPI DPC++/C++ Compiler Runtime that affects versions before 2022.0. The uncontrolled search path element in the affected runtime may lead to an escalation of privilege for authenticated users with local access.
What is CVE-2022-26421?
The CVE-2022-26421 vulnerability involves an uncontrolled search path element in the Intel(R) oneAPI DPC++/C++ Compiler Runtime before version 2022.0. This flaw could potentially be exploited by an authenticated user to escalate their privileges via local access.
The Impact of CVE-2022-26421
The impact of CVE-2022-26421 is considered medium with a base score of 6.7. It poses a significant risk as it allows an authenticated user to potentially escalate their privilege on the affected systems.
Technical Details of CVE-2022-26421
The technical details of CVE-2022-26421 include:
Vulnerability Description
The vulnerability involves an uncontrolled search path element in the Intel(R) oneAPI DPC++/C++ Compiler Runtime before version 2022.0, enabling an authenticated user to elevate their privileges.
Affected Systems and Versions
The vulnerability affects Intel(R) oneAPI DPC++/C++ Compiler Runtime versions before 2022.0.
Exploitation Mechanism
An authenticated user with local access could exploit the uncontrolled search path element to potentially enable escalation of privilege.
Mitigation and Prevention
To mitigate the risks associated with CVE-2022-26421, consider the following steps:
Immediate Steps to Take
- Update the Intel(R) oneAPI DPC++/C++ Compiler Runtime to version 2022.0 or later.
- Monitor system activity for any signs of unauthorized privilege escalation.
Long-Term Security Practices
- Implement the principle of least privilege to limit user permissions.
- Regularly review and update access controls to prevent unauthorized privilege escalation.
Patching and Updates
Apply patches and security updates provided by Intel to address the CVE-2022-26421 vulnerability.