Lenovo Thinkpad W540 Firmware vulnerabilities

CVE-2022-1107 [MEDIUM] CWE-20 CVE-2022-1107: During an internal product security audit a potential vulnerability due to use of Boot Services in t During an internal product security audit a potential vulnerability due to use of Boot Services in the SmmOEMInt15 SMI handler was discovered in some ThinkPad models could be exploited by an attacker with elevated privileges that could allow for execution of code.

CVE-2020-8323 [MEDIUM] CVE-2020-8323: A potential vulnerability in the SMI callback function used in the Legacy SD driver in some Lenovo T A potential vulnerability in the SMI callback function used in the Legacy SD driver in some Lenovo ThinkPad, ThinkStation, and Lenovo Notebook models may allow arbitrary code execution.

CVE-2019-6188 [CRITICAL] CVE-2019-6188: The BIOS tamper detection mechanism was not triggered in Lenovo ThinkPad T460p, BIOS versions up to The BIOS tamper detection mechanism was not triggered in Lenovo ThinkPad T460p, BIOS versions up to R07ET90W, and T470p, BIOS versions up to R0FET50W, which may allow for unauthorized access.

CVE-2019-6172 [MEDIUM] CVE-2019-6172: A potential vulnerability in the SMI callback function used in Legacy USB driver using passed parame A potential vulnerability in the SMI callback function used in Legacy USB driver using passed parameter without sufficient checking in some Lenovo ThinkPad models may allow arbitrary code execution.

CVE-2019-6170 [MEDIUM] CVE-2019-6170: A potential vulnerability in the SMI callback function used in the Legacy USB driver using boot serv A potential vulnerability in the SMI callback function used in the Legacy USB driver using boot services structure in runtime phase in some Lenovo ThinkPad models may allow arbitrary code execution.