Lenovo Thinkpad X1 Yoga Firmware vulnerabilities

CVE-2019-19705 [HIGH] CWE-428 CVE-2019-19705: Realtek Audio Drivers for Windows, as used on the Lenovo ThinkPad X1 Carbon 20A7, 20A8, 20BS, and 20 Realtek Audio Drivers for Windows, as used on the Lenovo ThinkPad X1 Carbon 20A7, 20A8, 20BS, and 20BT before 6.0.8882.1 and 20KH and 20KG before 6.0.8907.1 (and on many other Lenovo and non-Lenovo products), mishandles DLL preloading.

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-2020-8341 [LOW] CVE-2020-8341: In Lenovo systems, SMM BIOS Write Protection is used to prevent writes to SPI Flash. While this prov In Lenovo systems, SMM BIOS Write Protection is used to prevent writes to SPI Flash. While this provides sufficient protection, an additional layer of protection is provided by SPI Protected Range Registers (PRx). After resuming from S3 sleep mode in various versions of BIOS for some Lenovo ThinkPad systems, the PRx is not set. This does not impact the SMM BIOS

CVE-2019-18619 [HIGH] CWE-763 CVE-2019-18619: Incorrect parameter validation in the synaTee component of Synaptics WBF drivers using an SGX enclav Incorrect parameter validation in the synaTee component of Synaptics WBF drivers using an SGX enclave (all versions prior to 2019-11-15) allows a local user to execute arbitrary code in the enclave (that can compromise confidentiality of enclave data) via APIs that accept invalid pointers.

CVE-2019-18618 [MEDIUM] CVE-2019-18618: Incorrect access control in the firmware of Synaptics VFS75xx family fingerprint sensors that includ Incorrect access control in the firmware of Synaptics VFS75xx family fingerprint sensors that include external flash (all versions prior to 2019-11-15) allows a local administrator or physical attacker to compromise the confidentiality of sensor data via injection of an unverified partition table.

CVE-2020-8336 [MEDIUM] CVE-2020-8336: Lenovo implemented Intel CSME Anti-rollback ARB protections on some ThinkPad models to prevent roll Lenovo implemented Intel CSME Anti-rollback ARB protections on some ThinkPad models to prevent roll back of CSME Firmware in flash.

CVE-2020-8320 [MEDIUM] CWE-489 CVE-2020-8320: An internal shell was included in BIOS image in some ThinkPad models that could allow escalation of An internal shell was included in BIOS image in some ThinkPad models that could allow escalation of privilege.

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-2019-10724 [MEDIUM] CVE-2019-10724: There is a vulnerability with the Dolby DAX2 API system services in which a low-privileged user can There is a vulnerability with the Dolby DAX2 API system services in which a low-privileged user can terminate arbitrary processes that are running at a higher privilege. The following are affected products and versions: Legion Y520T_Z370 6.0.1.8642, AIO310-20IAP 6.0.1.8642, AIO510-22ISH 6.0.1.8642, AIO510-23ISH 6.0.1.8642, AIO520-22IKL 6.0.1.8642, AIO520-22I

CVE-2018-9062 [MEDIUM] CWE-74 CVE-2018-9062: In some Lenovo ThinkPad products, one BIOS region is not properly included in the checks, allowing i In some Lenovo ThinkPad products, one BIOS region is not properly included in the checks, allowing injection of arbitrary code.