What’s Vulnerable › Vulnerabilities

CVE-2022-4433

• Severity: medium (CVSS 4.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-01-05 · updated 2026-06-17
• Weakness: CWE-126

Description

A buffer over-read vulnerability was reported in the ThinkPadX13s BIOS LenovoSetupConfigDxe driver that could allow a local attacker with elevated privileges to cause information disclosure.

Affected products

• Lenovo ThinkPad X13s: before 1.47 — fixed in 1.47

How to fix

Upgrade to a fixed version: Lenovo ThinkPad X13s 1.47. Check the vendor advisory for mitigations.

References

• https://support.lenovo.com/us/en/product_security/LEN-103709
• https://support.lenovo.com/us/en/product_security/LEN-103709

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