Siemens RUGGEDCOM APE 1808

As of January 10, 2023, CISA will no longer be updating ICS security advisories for Siemens product vulnerabilities beyond the initial advisory. For the most up-to-date information on vulnerabilities in this advisory, please see Siemens' ProductCERT Security Advisories CERT Services | Services |...

Siemens Industrial Products Uncontrolled Resource Consumption (CVE-2019-11479)

Multiple industrial products are affected by a vulnerability in the kernel known as TCP SACK PANIC. An attacker with network access to affected products could cause a denial of service condition because of a vulnerability in the TCP retransmission queue implementation kernel when handling TCP...

Siemens Industrial Products Uncontrolled Resource Consumption (CVE-2019-11478)

Multiple industrial products are affected by a vulnerability in the kernel known as TCP SACK PANIC. A remote attacker could cause a denial of service condition by sending specially crafted TCP Selective Acknowledgment SACK sequences to affected products. This plugin only works with Tenable.ot...

Siemens InsydeH2O Time-of-check Time-of-use Race Condition (CVE-2022-32477)

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. DMA attacks on the FvbServicesRuntimeDxe shared buffer used by SMM and non-SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This attack can be mitigated...

Siemens InsydeH2O Out-of-bounds Write (CVE-2022-24031)

An issue was discovered in NvmExpressDxe in Insyde InsydeH2O with kernel 5.1 through 5.5. An SMM memory corruption vulnerability allows an attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM. Insyde BIOS is typically used in...

Siemens InsydeH2O Improper Input Validation (CVE-2022-35896)

An issue SMM memory leak vulnerability in SMM driver SMRAM was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An attacker can dump SMRAM contents via the software SMI provided by the FvbServicesRuntimeDxe driver to read the contents of SMRAM, leading to information disclosure. Insyde...

Siemens InsydeH2O Cleartext Storage of Sensitive Information (CVE-2023-31041)

An issue was discovered in SysPasswordDxe in Insyde InsydeH2O with kernel 5.0 through 5.5. System password information could optionally be stored in cleartext, which might lead to possible information disclosure. Insyde BIOS is typically used in RUGGEDCOM APE products and some SIMATIC devices...

Siemens InsydeH2O Improper Information Protection (CVE-2023-27471)

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. UEFI implementations do not correctly protect and validate information contained in the 'MeSetup' UEFI variable. On some systems, this variable can be overwritten using operating system APIs. Exploitation of this vulnerabili...

Siemens InsydeH2O SMM Privilege Escalation (CVE-2021-43323)

An issue was discovered in UsbCoreDxe in Insyde InsydeH2O with kernel 5.5 before 05.51.45, 5.4 before 05.43.45, 5.3 before 05.35.45, 5.2 before 05.26.45, 5.1 before 05.16.45, and 5.0 before 05.08.45. An SMM callout vulnerability allows an attacker to hijack execution flow of code running in Syste...

Siemens InsydeH2O Time-of-check Time-of-use Race Condition (CVE-2022-32475)

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. DMA attacks on the VariableRuntimeDxe shared buffer used by SMM and non-SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This issue was fixed in the kerne...

Siemens InsydeH2O Improper Restriction of Operations within the Bounds of a Memory Buffer (CVE-2021-41838)

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. Insyde BIOS is...

Siemens InsydeH2O Out-of-bounds Write (CVE-2023-22614)

An issue was discovered in ChipsetSvcSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. There is insufficient input validation in BIOS Guard updates. An attacker can induce memory corruption in SMM by supplying malformed inputs to the BIOS Guard SMI handler. Insyde BIOS is typically used in...

Siemens InsydeH2O Improper Input Validation (CVE-2020-5956)

An issue was discovered in SdLegacySmm in Insyde InsydeH2O with kernel 5.1 before 05.15.11, 5.2 before 05.25.11, 5.3 before 05.34.11, and 5.4 before 05.42.11. The software SMI handler allows untrusted external input because it does not verify CommBuffer. Insyde BIOS is typically used in RUGGEDCOM...

Siemens InsydeH2O Out-of-bounds Write (CVE-2021-43522)

An issue was discovered in Insyde InsydeH2O with kernel 5.1 through 2021-11-08, 5.2 through 2021-11-08, and 5.3 through 2021-11-08. A StorageSecurityCommandDxe SMM memory corruption vulnerability allows an attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to...

Siemens InsydeH2O Out-of-bounds Write (CVE-2021-45971)

An issue was discovered in SdHostDriver in Insyde InsydeH2O with kernel 5.1 before 05.16.25, 5.2 before 05.26.25, 5.3 before 05.35.25, 5.4 before 05.43.25, and 5.5 before 05.51.25. A vulnerability exists in the SMM System Management Mode branch that registers a SWSMI handler that does not...

Siemens InsydeH2O Inclusion of Functionality from Untrusted Control Sphere (CVE-2021-41841)

An issue was discovered in AhciBusDxe 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 Inclusion of Functionality from an Untrusted Control Sphere. Insyde BIOS...

Siemens InsydeH2O Time-of-check Time-of-use Race Condition (CVE-2022-32476)

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. DMA attacks on the AhciBusDxe shared buffer used by SMM and non- SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This attack can be mitigated using IOMMU...

Siemens InsydeH2O Time-of-check Time-of-use Race Condition (CVE-2022-32954)

An issue was discovered in Insyde InsydeH2O with kernel 5.1 through 5.5. DMA attacks on the SdMmcDevice buffer used by SMM and non-SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This attack can be mitigated by using IOMMU...

Siemens InsydeH2O Time-of-check Time-of-use Race Condition (CVE-2022-32953)

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. DMA attacks on the SdHostDriver buffer used by SMM and non-SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This attack can be mitigated by using IOMMU...

Siemens InsydeH2O Out-of-bounds Write (CVE-2021-45969)

An issue was discovered in AhciBusDxe in Insyde InsydeH2O with kernel 5.1 before 05.16.25, 5.2 before 05.26.25, 5.3 before 05.35.25, 5.4 before 05.43.25, and 5.5 before 05.51.25. A vulnerability exists in the SMM System Management Mode branch that registers a SWSMI handler that does not...