CVE-2017-3775
6.4 · MEDIUMOverview
CVE-2017-3775 is a medium-severity vulnerability affecting lenovo flex_system_x240_m5_bios. It was published on May 4, 2018 and has a CVSS 3.0 base score of 6.4 (MEDIUM).
This vulnerability has a CVSS 3.0 base score of 6.4, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
Some Lenovo System x server BIOS/UEFI versions, when Secure Boot mode is enabled by a system administrator, do not properly authenticate signed code before booting it. As a result, an attacker with physical access to the system could boot unsigned code.
Remediation
Check the references section for vendor advisories and patches from lenovo. Update flex_system_x240_m5_bios 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 | flex_system_x240_m5_bios | >= 0, < 2.61 | Affected |
| lenovo | flex_system_x280_x6_bios | >= 0, < 4.21 | Affected |
| lenovo | flex_system_x480_x6_bios | >= 0, < 4.21 | Affected |
| lenovo | flex_system_x880_bios | >= 0, < 4.21 | Affected |
| lenovo | nextscale_nx360_m5_bios | >= 0, < 2.61 | Affected |
| lenovo | system_x3250_m6_bios | >= 0, < 2.23 | Affected |
| lenovo | system_x3500_m5_bios | >= 0, < 2.61 | Affected |
| lenovo | system_x3550_m5_bios | >= 0, < 2.61 | Affected |
| lenovo | system_x3650_m5_bios | >= 0, < 2.61 | Affected |
| lenovo | system_x3850_x6_bios | >= 0, < 4.3 | Affected |
Frequently Asked Questions
What is CVE-2017-3775?
CVE-2017-3775 is a medium-severity vulnerability affecting lenovo flex_system_x240_m5_bios. It was published on May 4, 2018 and has a CVSS 3.0 base score of 6.4 (MEDIUM).
How severe is CVE-2017-3775?
This vulnerability has a CVSS 3.0 base score of 6.4, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2017-3775?
Check the references section for vendor advisories and patches from lenovo. Update flex_system_x240_m5_bios 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-2017-3775?
CyberStrike's AI-powered security agents can automatically detect CVE-2017-3775 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.
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