Home/CVE/A potential vulnerability due to improper buffer validation in the SMI handler LenovoFlashDeviceInterface in Thinkpad X1
CVE

CVE-2022-1108

A potential vulnerability due to improper buffer validation in the SMI handler LenovoFlashDeviceInterface in Thinkpad X1

A potential vulnerability due to improper buffer validation in the SMI handler LenovoFlashDeviceInterface in Thinkpad X1 Fold Gen 1 could be exploited by an attacker with local access and elevated privileges to execute arbitrary code.

MEDIUM · CVSS 6.7 EPSS 0.00029
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
CWE-20Improper Input Validation
CWE-269Improper Privilege Management
▤

Affected Products & Versions

1
lenovo thinkpad x1 fold gen 1 firmware< n2pet50w
▣

Scoring & Timeline

6.7
MEDIUM · CVSS v3.1 · psirt@lenovo.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD22 Apr 2022 · 09:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://support.lenovo.com/us/en/product_security/LEN-84943Vendor Advisory
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