CVE-2021-3969
7.8 · HIGHOverview
CVE-2021-3969 is a high-severity vulnerability affecting lenovo system_interface_foundation. It was published on May 18, 2022 and has a CVSS 3.1 base score of 7.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
A Time of Check Time of Use (TOCTOU) vulnerability was reported in IMController, a software component of Lenovo System Interface Foundation, prior to version 1.1.20.3that could allow a local attacker to elevate privileges.
Remediation
Check the references section for vendor advisories and patches from lenovo. Update system_interface_foundation to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| lenovo | system_interface_foundation | >= 0, < 1.1.20.3 | Affected |
Frequently Asked Questions
What is CVE-2021-3969?
CVE-2021-3969 is a high-severity vulnerability affecting lenovo system_interface_foundation. It was published on May 18, 2022 and has a CVSS 3.1 base score of 7.8 (HIGH).
How severe is CVE-2021-3969?
This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-3969?
Check the references section for vendor advisories and patches from lenovo. Update system_interface_foundation to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-3969?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-3969 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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