Siemens SIMATIC IPC477E Firmware vulnerabilities

24 CVEs affecting Siemens SIMATIC IPC477E Firmware, 1 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2021-42554, published 2022-02-03.

Highest priority

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

CVE-2017-5689: Intel Active Management Technology (AMT), Small Business Technology (SBT), and Standard Manageability Privilege Escalation Vulnerability, published 2017-05-02. Critical severity, CVSS 9.8. Actively exploited: in CISA KEV since 2022-01-28. EPSS: 92.2% chance of exploitation in the next 30 days. An unprivileged network attacker could gain system privileges to provisioned Intel manageability SKUs: Intel Active Management Technology (AMT) and Intel Standard Manageability (ISM). An unprivileged…
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-2017-5712, published 2017-11-21. High severity, CVSS 7.2. EPSS: 4.4% chance of exploitation in the next 30 days. Buffer overflow in Active Management Technology (AMT) in Intel Manageability Engine Firmware 8.x/9.x/10.x/11.0/11.5/11.6/11.7/11.10/11.20 allows attacker with remote Admin access to the system to…
CVE-2018-3658, published 2018-09-12. Medium severity, CVSS 5.3. EPSS: 3.3% chance of exploitation in the next 30 days. Multiple memory leaks in Intel AMT in Intel CSME firmware versions before 12.0.5 may allow an unauthenticated user with Intel AMT provisioned to potentially cause a partial denial of service via…
CVE-2018-3616, published 2018-09-12. Medium severity, CVSS 5.9. EPSS: 2.4% chance of exploitation in the next 30 days. Bleichenbacher-style side channel vulnerability in TLS implementation in Intel Active Management Technology before 12.0.5 may allow an unauthenticated user to potentially obtain the TLS session key…
CVE-2018-3657, published 2018-09-12. Medium severity, CVSS 6.7. EPSS: 0.6% chance of exploitation in the next 30 days. Multiple buffer overflows in Intel AMT in Intel CSME firmware versions before version 12.0.5 may allow a privileged user to potentially execute arbitrary code with Intel AMT execution privilege via…
CVE-2017-5711, published 2017-11-21. High severity, CVSS 7.8. EPSS: 0.6% chance of exploitation in the next 30 days. Multiple buffer overflows in Active Management Technology (AMT) in Intel Manageability Engine Firmware 8.x/9.x/10.x/11.0/11.5/11.6/11.7/11.10/11.20 allow attacker with local access to the system to…
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-2020-8745, published 2020-11-12. Medium severity, CVSS 6.8. EPSS: 0.4% chance of exploitation in the next 30 days. Insufficient control flow management in subsystem for Intel(R) CSME versions before 11.8.80, 11.12.80, 11.22.80, 12.0.70, 13.0.40, 13.30.10, 14.0.45 and 14.5.25 , Intel(R) TXE versions before 3.1.80…

Latest

CVE-2021-42554, published 2022-02-03. High severity, CVSS 8.2. EPSS: 0.3% chance of exploitation in the next 30 days. An issue was discovered in Insyde InsydeH2O with Kernel 5.0 before 05.08.42, Kernel 5.1 before 05.16.42, Kernel 5.2 before 05.26.42, Kernel 5.3 before 05.35.42, Kernel 5.4 before 05.42.51, and Kernel…
CVE-2021-42059, published 2022-02-03. Medium severity, CVSS 6.7. EPSS: 0.3% chance of exploitation in the next 30 days. An issue was discovered in Insyde InsydeH2O Kernel 5.0 before 05.08.41, Kernel 5.1 before 05.16.41, Kernel 5.2 before 05.26.41, Kernel 5.3 before 05.35.41, and Kernel 5.4 before 05.42.20. A…
CVE-2021-41838, published 2022-02-03. High severity, CVSS 8.2. EPSS: 0.3% chance of exploitation in the next 30 days. An issue was discovered in SdHostDriver in the kernel 5.0 through 5.5 in Insyde InsydeH2O. There is an SMM callout that allows an attacker to access the System Management Mode and execute arbitrary…
CVE-2021-41837, published 2022-02-03. High severity, CVSS 8.2. EPSS: 0.3% chance of exploitation in the next 30 days. An issue was discovered in AhciBusDxe in the kernel 5.0 through 5.5 in Insyde InsydeH2O. Because of an Untrusted Pointer Dereference that causes SMM memory corruption, an attacker may be able to…
CVE-2021-33627, published 2022-02-03. High severity, CVSS 8.2. EPSS: 0.3% chance of exploitation in the next 30 days. An issue was discovered in Insyde InsydeH2O Kernel 5.0 before 05.09.11, 5.1 before 05.17.11, 5.2 before 05.27.11, 5.3 before 05.36.11, 5.4 before 05.44.11, and 5.5 before 05.52.11 affecting…
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-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-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-2020-27339, 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-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.