CVE-2021-33108 : Security Advisory and Response
Learn about CVE-2021-33108 impacting Intel's In-Band Manageability software pre version 2.13.0. Understand the risk, impact, and mitigation strategies for this privilege escalation vulnerability.
This CVE-2021-33108 article provides an in-depth analysis of the vulnerability found in Intel(R) In-Band Manageability software before version 2.13.0 that could lead to privilege escalation.
Understanding CVE-2021-33108
CVE-2021-33108 highlights an improper input validation issue in Intel(R) In-Band Manageability software, potentially allowing a privileged user to escalate privileges via local access.
What is CVE-2021-33108?
The CVE-2021-33108 vulnerability involves a lack of proper input validation in Intel's In-Band Manageability software, specifically affecting versions prior to 2.13.0. This flaw could be exploited by a privileged user to elevate their user permissions.
The Impact of CVE-2021-33108
This vulnerability could be leveraged in a local access scenario to enable an attacker with elevated privileges, posing a significant threat to the affected systems running the vulnerable software.
Technical Details of CVE-2021-33108
The technical details of CVE-2021-33108 shed light on the specifics of the vulnerability.
Vulnerability Description
The vulnerability in Intel(R) In-Band Manageability software arises from inadequate input validation, which could be abused to escalate privileges locally.
Affected Systems and Versions
The impacted systems include those running versions of Intel's In-Band Manageability software prior to version 2.13.0.
Exploitation Mechanism
Exploiting CVE-2021-33108 requires a privileged user to manipulate the lacking input validation to escalate their privileges through local access.
Mitigation and Prevention
Understanding how to mitigate and prevent CVE-2021-33108 is crucial to safeguard systems against potential exploitation.
Immediate Steps to Take
Immediate actions include updating the Intel(R) In-Band Manageability software to version 2.13.0 or above to address the vulnerability.
Long-Term Security Practices
Implementing stringent input validation processes and regular security audits can help prevent similar privilege escalation vulnerabilities in the future.
Patching and Updates
Regularly monitoring for security updates and promptly applying patches from Intel is essential to maintain the security of the software.