Siemens SIMATIC IPC477E Pro Firmware vulnerabilities

12 CVEs affecting Siemens SIMATIC IPC477E Pro Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2021-33625, published 2022-02-03.

Highest priority

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

CVE-2018-3639, published 2018-05-22. Medium severity, CVSS 5.5. EPSS: 60.6% chance of exploitation in the next 30 days. Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all prior memory writes are known may allow unauthorized disclosure of…
CVE-2020-0543, published 2020-06-15. Medium severity, CVSS 5.5. EPSS: 0.5% chance of exploitation in the next 30 days. Incomplete cleanup from specific special register read operations in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.
CVE-2020-8698, published 2020-11-12. Medium severity, CVSS 5.5. EPSS: 0.5% chance of exploitation in the next 30 days. Improper isolation of shared resources in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.
CVE-2020-12357, published 2021-06-09. Medium severity, CVSS 6.7. EPSS: 0.3% chance of exploitation in the next 30 days. Improper initialization in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.
CVE-2020-8703, published 2021-06-09. Medium severity, CVSS 6.7. EPSS: 0.3% chance of exploitation in the next 30 days. Improper buffer restrictions in a subsystem in the Intel(R) CSME versions before 11.8.86, 11.12.86, 11.22.86, 12.0.81, 13.0.47, 13.30.17, 14.1.53, 14.5.32 and 15.0.22 may allow a privileged user to…
CVE-2020-27339, published 2021-06-16. Medium severity, CVSS 6.7. EPSS: 0.3% chance of exploitation in the next 30 days. In the kernel in Insyde InsydeH2O 5.x, certain SMM drivers did not correctly validate the CommBuffer and CommBufferSize parameters, allowing callers to corrupt either the firmware or the OS memory.…
CVE-2021-33625, published 2022-02-03. High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days. An issue was discovered in Kernel 5.x in Insyde InsydeH2O, affecting HddPassword. Software SMI services that use the Communicate() function of the EFI_SMM_COMMUNICATION_PROTOCOL do not check whether…
CVE-2021-33626, published 2021-10-01. High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days. A vulnerability exists in SMM (System Management Mode) branch that registers a SWSMI handler that does not sufficiently check or validate the allocated buffer pointer(QWORD values for CommBuffer).…
CVE-2020-5953, published 2022-02-03. High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days. A vulnerability exists in System Management Interrupt (SWSMI) handler of InsydeH2O UEFI Firmware code located in SWSMI handler that dereferences gRT (EFI_RUNTIME_SERVICES) pointer to call a…
CVE-2020-24507, published 2021-06-09. Medium severity, CVSS 4.4. EPSS: 0.3% chance of exploitation in the next 30 days. Improper initialization in a subsystem in the Intel(R) CSME versions before 11.8.86, 11.12.86, 11.22.86, 12.0.81, 13.0.47, 13.30.17, 14.1.53, 14.5.32, 13.50.11 and 15.0.22 may allow a privileged user…

Latest

CVE-2020-8704, published 2021-06-09. Medium severity, CVSS 6.4. EPSS: 0.2% chance of exploitation in the next 30 days. Race condition in a subsystem in the Intel(R) LMS versions before 2039.1.0.0 may allow a privileged user to potentially enable escalation of privilege via local access.
CVE-2020-8670, published 2021-06-09. Medium severity, CVSS 6.4. EPSS: 0.3% chance of exploitation in the next 30 days. Race condition in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.