Search Results (413 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2023-49251 1 Siemens 2 Simatic Cn 4100, Simatic Cn 4100 Firmware 2025-12-16 8.8 High
A vulnerability has been identified in SIMATIC CN 4100 (All versions < V2.7). The "intermediate installation" system state of the affected application allows an attacker to add their own login credentials to the device. This allows an attacker to remotely login as root and take control of the device even after the affected device is fully set up.
CVE-2023-49621 1 Siemens 2 Simatic Cn 4100, Simatic Cn 4100 Firmware 2025-12-16 9.8 Critical
A vulnerability has been identified in SIMATIC CN 4100 (All versions < V2.7). The "intermediate installation" system state of the affected application uses default credential with admin privileges. An attacker could use the credentials to gain complete control of the affected device.
CVE-2023-49252 1 Siemens 2 Simatic Cn 4100, Simatic Cn 4100 Firmware 2025-12-16 7.5 High
A vulnerability has been identified in SIMATIC CN 4100 (All versions < V2.7). The affected application allows IP configuration change without authentication to the device. This could allow an attacker to cause denial of service condition.
CVE-2025-40939 1 Siemens 2 Simatic Cn 4100, Simatic Cn 4100 Firmware 2025-12-16 4.6 Medium
A vulnerability has been identified in SIMATIC CN 4100 (All versions < V4.0.1). The affected device contains a USB port which allows unauthenticated connections. This could allow an attacker with physical access to the device to trigger reboot that could cause denial of service condition.
CVE-2025-40937 1 Siemens 2 Simatic Cn 4100, Simatic Cn 4100 Firmware 2025-12-10 8.3 High
A vulnerability has been identified in SIMATIC CN 4100 (All versions < V4.0.1). The affected application do not properly validate input parameters in its REST API, resulting in improper handling of unexpected arguments. This could allow an authenticated attacker to execute arbitrary code with limited privileges.
CVE-2025-40938 1 Siemens 2 Simatic Cn 4100, Simatic Cn 4100 Firmware 2025-12-10 8.1 High
A vulnerability has been identified in SIMATIC CN 4100 (All versions < V4.0.1). The affected device stores sensitive information in the firmware. This could allow an attacker to access and misuse this information, potentially impacting the device’s confidentiality, integrity, and availability.
CVE-2025-40940 1 Siemens 2 Simatic Cn 4100, Simatic Cn 4100 Firmware 2025-12-10 4.9 Medium
A vulnerability has been identified in SIMATIC CN 4100 (All versions < V4.0.1). The affected application exhibits inconsistent SNMP behavior, such as unexpected service availability and unreliable configuration handling across protocol versions. This could allow an attacker to access sensitive data, potentially leading to a breach of confidentiality.
CVE-2025-40941 1 Siemens 2 Simatic Cn 4100, Simatic Cn 4100 Firmware 2025-12-10 4.3 Medium
A vulnerability has been identified in SIMATIC CN 4100 (All versions < V4.0.1). The affected devices exposes server information in its responses. This could allow an attacker with network access to gain useful information, increasing the likelihood of targeted attacks.
CVE-2020-27827 5 Fedoraproject, Lldpd Project, Openvswitch and 2 more 28 Fedora, Lldpd, Openvswitch and 25 more 2025-12-03 7.5 High
A flaw was found in multiple versions of OpenvSwitch. Specially crafted LLDP packets can cause memory to be lost when allocating data to handle specific optional TLVs, potentially causing a denial of service. The highest threat from this vulnerability is to system availability.
CVE-2023-28831 1 Siemens 156 Simatic Cloud Connect 7 Cc712, Simatic Cloud Connect 7 Cc712 Firmware, Simatic Cloud Connect 7 Cc716 and 153 more 2025-11-11 7.5 High
The OPC UA implementations (ANSI C and C++) in affected products contain an integer overflow vulnerability that could cause the application to run into an infinite loop during certificate validation. This could allow an unauthenticated remote attacker to create a denial of service condition by sending a specially crafted certificate.
CVE-2021-42554 2 Insyde, Siemens 31 Insydeh2o, Ruggedcom Ape1808, Ruggedcom Ape1808 Firmware and 28 more 2025-11-04 8.2 High
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 5.5 before 05.50.51. An SMM memory corruption vulnerability in FvbServicesRuntimeDxe allows a possible attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.
CVE-2021-42059 2 Insyde, Siemens 29 Insydeh2o, Simatic Field Pg M5, Simatic Field Pg M5 Firmware and 26 more 2025-11-04 6.7 Medium
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 stack-based buffer overflow leads toarbitrary code execution in UEFI DisplayTypeDxe DXE driver.
CVE-2021-41838 2 Insyde, Siemens 29 Insydeh2o, Simatic Field Pg M5, Simatic Field Pg M5 Firmware and 26 more 2025-11-04 8.2 High
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 code. This occurs because of a Numeric Range Comparison Without a Minimum Check.
CVE-2021-41837 2 Insyde, Siemens 29 Insydeh2o, Simatic Field Pg M5, Simatic Field Pg M5 Firmware and 26 more 2025-11-04 8.2 High
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 write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.
CVE-2021-33627 2 Insyde, Siemens 29 Insydeh2o, Simatic Field Pg M5, Simatic Field Pg M5 Firmware and 26 more 2025-11-04 8.2 High
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 FwBlockServiceSmm. Software SMI services that use the Communicate() function of the EFI_SMM_COMMUNICATION_PROTOCOL do not check whether the address of the buffer is valid, which allows use of SMRAM, MMIO, or OS kernel addresses.
CVE-2021-33626 2 Insyde, Siemens 33 Insydeh2o, Ruggedcom Apr1808, Ruggedcom Apr1808 Firmware and 30 more 2025-11-04 7.8 High
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). This can be used by an attacker to corrupt data in SMRAM memory and even lead to arbitrary code execution.
CVE-2021-33625 3 Insyde, Netapp, Siemens 34 Insydeh2o, Fas\/aff Bios, Ruggedcom Ape1808 and 31 more 2025-11-04 7.5 High
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 the address of the buffer is valid, which allows use of SMRAM, MMIO, or OS kernel addresses.
CVE-2020-5953 2 Insyde, Siemens 33 Insydeh2o, Ruggedcom Ape1808, Ruggedcom Ape1808 Firmware and 30 more 2025-11-04 7.5 High
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 GetVariable service, which is located outside of SMRAM. This can result in code execution in SMM (escalating privilege from ring 0 to ring -2).
CVE-2020-27339 2 Insyde, Siemens 33 Insydeh2o, Ruggedcom Apr1808, Ruggedcom Apr1808 Firmware and 30 more 2025-11-04 6.7 Medium
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. The fixed versions for this issue in the AhciBusDxe, IdeBusDxe, NvmExpressDxe, SdHostDriverDxe, and SdMmcDeviceDxe drivers are 05.16.25, 05.26.25, 05.35.25, 05.43.25, and 05.51.25 (for Kernel 5.1 through 5.5).
CVE-2019-12815 4 Debian, Fedoraproject, Proftpd and 1 more 5 Debian Linux, Fedora, Proftpd and 2 more 2025-11-04 9.8 Critical
An arbitrary file copy vulnerability in mod_copy in ProFTPD up to 1.3.5b allows for remote code execution and information disclosure without authentication, a related issue to CVE-2015-3306.