CVE-2022-21220 : What You Need to Know
Learn about CVE-2022-21220 affecting Intel Quartus Prime Pro Edition before version 21.3, enabling privilege escalation via improper XML external entity handling.
This article discusses the CVE-2022-21220 vulnerability in Intel(R) Quartus(R) Prime Pro Edition before version 21.3, highlighting its impact, technical details, and mitigation steps.
Understanding CVE-2022-21220
This section provides a detailed overview of the vulnerability, its implications, and affected systems.
What is CVE-2022-21220?
The CVE-2022-21220 vulnerability involves an improper restriction of XML external entity for Intel(R) Quartus(R) Prime Pro Edition before version 21.3. This flaw may allow an authenticated user to potentially enable escalation of privilege via local access.
The Impact of CVE-2022-21220
The vulnerability could potentially lead to an escalation of privilege, enabling unauthorized users to gain elevated access rights within the affected system.
Technical Details of CVE-2022-21220
This section dives into the specific technical aspects of the vulnerability, including its description, affected systems, and exploitation mechanisms.
Vulnerability Description
The vulnerability arises from the inadequate handling of XML external entities, which may be exploited by authenticated users to escalate their privileges.
Affected Systems and Versions
Intel(R) Quartus(R) Prime Pro Edition versions before 21.3 are impacted by this vulnerability, potentially affecting users who have not updated to the latest release.
Exploitation Mechanism
Attackers with authenticated access can utilize the improper restriction of XML external entities to elevate their privileges locally within the affected software.
Mitigation and Prevention
In this section, we cover the necessary steps to mitigate the CVE-2022-21220 vulnerability and prevent potential exploitation.
Immediate Steps to Take
Users are advised to update their Intel(R) Quartus(R) Prime Pro Edition to version 21.3 or newer to address this vulnerability and prevent privilege escalation.
Long-Term Security Practices
Implementing robust access controls, regular security updates, and monitoring for unusual activities can enhance the overall security posture and prevent similar vulnerabilities.
Patching and Updates
Maintaining a proactive approach to software updates and promptly applying patches from the vendor can help in safeguarding systems against known vulnerabilities.