Lenovo Thinkcentre m920s Firmware vulnerabilities

15 CVEs affecting Lenovo Thinkcentre m920s Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2023-45079, published 2023-11-08.

More from Lenovo.

Highest priority

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

• CVE-2019-6188, published 2019-11-12. Critical severity, CVSS 9.8. EPSS: 1.3% chance of exploitation in the next 30 days. 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-2020-8353, published 2020-11-11. Medium severity, CVSS 6.7. EPSS: 0.6% chance of exploitation in the next 30 days. Prior to August 10, 2020, some Lenovo Desktop and Workstation systems were shipped with the Embedded Host Based Configuration (EHBC) feature of Intel AMT enabled. This could allow an administrative…
• CVE-2019-6170, published 2019-11-12. Medium severity, CVSS 6.4. EPSS: 0.4% chance of exploitation in the next 30 days. 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.
• CVE-2019-6172, published 2019-11-12. Medium severity, CVSS 6.4. EPSS: 0.3% chance of exploitation in the next 30 days. 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-2019-6190, published 2020-02-14. Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days. Lenovo was notified of a potential denial of service vulnerability, affecting various versions of BIOS for Lenovo Desktop, Desktop - All in One, and ThinkStation, that could cause PCRs to be cleared…
• CVE-2019-6156, published 2019-04-10. Low severity, CVSS 3.3. EPSS: 0.2% chance of exploitation in the next 30 days. 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…
• CVE-2023-45076, published 2023-11-08. Medium severity, CVSS 6.7. EPSS: 0.2% chance of exploitation in the next 30 days. A memory leakage vulnerability was reported in the 534D0140 DXE driver that may allow a local attacker with elevated privileges to write to NVRAM variables.
• CVE-2023-45075, published 2023-11-08. Medium severity, CVSS 6.7. EPSS: 0.2% chance of exploitation in the next 30 days. A memory leakage vulnerability was reported in the SWSMI_Shadow DXE driver that may allow a local attacker with elevated privileges to write to NVRAM variables.
• CVE-2023-45078, published 2023-11-08. Medium severity, CVSS 6.7. EPSS: 0.2% chance of exploitation in the next 30 days. A memory leakage vulnerability was reported in the DustFilterAlertSmm SMM driver that may allow a local attacker with elevated privileges to write to NVRAM variables.
• CVE-2023-45079, published 2023-11-08. Medium severity, CVSS 6.7. EPSS: 0.2% chance of exploitation in the next 30 days. A memory leakage vulnerability was reported in the NvmramSmm SMM driver that may allow a local attacker with elevated privileges to write to NVRAM variables.

Latest

• CVE-2023-45077, published 2023-11-08. Medium severity, CVSS 6.7. EPSS: 0.2% chance of exploitation in the next 30 days. A memory leakage vulnerability was reported in the 534D0740 DXE driver that may allow a local attacker with elevated privileges to write to NVRAM variables.
• CVE-2022-48188, published 2023-06-05. High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days. A buffer overflow vulnerability in the SecureBootDXE BIOS driver of some Lenovo Desktop and ThinkStation models could allow an attacker with local access to elevate their privileges to execute…
• 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.
• 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.