Lenovo Thinkcentre Neo 50s Gen 3 Firmware vulnerabilities

4 CVEs affecting Lenovo Thinkcentre Neo 50s Gen 3 Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2022-48181, published 2023-06-05.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2022-40136, published 2023-01-30. Medium severity, CVSS 4.4. EPSS: 0.2% chance of exploitation in the next 30 days. An information leak vulnerability in SMI Handler used to configure platform settings over WMI in some Lenovo models may allow an attacker with local access and elevated privileges to read SMM memory.
• CVE-2022-40135, published 2023-01-30. Medium severity, CVSS 4.4. EPSS: 0.2% chance of exploitation in the next 30 days. An information leak vulnerability in the Smart USB Protection SMI Handler in some Lenovo models may allow an attacker with local access and elevated privileges to read SMM memory.
• CVE-2022-40134, published 2023-01-30. Medium severity, CVSS 4.4. EPSS: 0.2% chance of exploitation in the next 30 days. An information leak vulnerability in the SMI Set BIOS Password SMI Handler in some Lenovo models may allow an attacker with local access and elevated privileges to read SMM memory.
• CVE-2022-48181, published 2023-06-05. High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days. An ErrorMessage driver stack-based buffer overflow vulnerability in BIOS of some ThinkPad models could allow an attacker with local access to elevate their privileges and execute arbitrary code.