CVE-2020-8705 : What You Need to Know
Learn about CVE-2020-8705, an insecure default initialization vulnerability in Intel Boot Guard, CSME, TXE, and SPS versions before specified versions, potentially enabling privilege escalation. Find out how to mitigate this security risk.
Intel Boot Guard, CSME, TXE, and SPS versions before specified versions have an insecure default initialization issue that may lead to privilege escalation.
Understanding CVE-2020-8705
This CVE involves an insecure default initialization vulnerability in Intel Boot Guard, CSME, TXE, and SPS versions, potentially enabling privilege escalation.
What is CVE-2020-8705?
The vulnerability in Intel Boot Guard, CSME, TXE, and SPS versions before specific versions allows an unauthenticated user to potentially escalate privileges via physical access.
The Impact of CVE-2020-8705
The vulnerability could be exploited by an unauthorized user to gain escalated privileges, posing a significant security risk to affected systems.
Technical Details of CVE-2020-8705
This section provides detailed technical information about the CVE.
Vulnerability Description
The insecure default initialization of resources in Intel Boot Guard, CSME, TXE, and SPS versions before specified versions may allow an unauthenticated user to potentially enable privilege escalation through physical access.
Affected Systems and Versions
- Products: Intel Boot Guard, CSME, TXE, SPS
- Versions: Intel CSME versions before 11.8.80, 11.12.80, 11.22.80, 12.0.70, 13.0.40, 13.30.10, 14.0.45, and 14.5.25; Intel TXE versions before 3.1.80 and 4.0.30; Intel SPS versions before E5_04.01.04.400, E3_04.01.04.200, SoC-X_04.00.04.200, and SoC-A_04.00.04.300
Exploitation Mechanism
The vulnerability could be exploited by an unauthenticated user with physical access to the affected systems, potentially leading to privilege escalation.
Mitigation and Prevention
Protecting systems from CVE-2020-8705 is crucial to maintaining security.
Immediate Steps to Take
- Apply security patches provided by Intel promptly.
- Implement strict physical access controls to prevent unauthorized individuals from exploiting the vulnerability.
Long-Term Security Practices
- Regularly update and patch all system components to address security vulnerabilities.
- Conduct security audits and assessments to identify and mitigate potential risks.
Patching and Updates
- Intel has released patches to address the vulnerability; ensure all affected systems are updated with the latest security fixes.