CVE-2023-39281

CVE-2023-39281 affects InsydeH2O firmware (AsfSecureBootDxe) with kernel 5.0–5.5. The vulnerability is a stack buffer overflow in AsfSecureBootDxe, enabling arbitrary code execution during the DXE phase. Public sources in the connected documents confirm the affected software/component and the roo...

PT-2023-26864 · Insyde · Insydeh2O

Name of the Vulnerable Software and Affected Versions: InsydeH2O versions 5.0 through 5.5 Description: A stack buffer overflow vulnerability discovered in AsfSecureBootDxe allows attackers to run arbitrary code execution during the DXE phase. Recommendations: For versions 5.0 through 5.5, conside...

The vulnerability of the TrEEConfigDriver driver, a framework for creating UEFI patches for InsydeH2O, allows a malicious actor to conceal malicious activities by manipulating TPM PCR values and masking the device with virtual data in the Platform Configuration Register (PCR) registers.

The vulnerability of the TrEEConfigDriver driver, which is used by the InsydeH2O UEFI firmware creation framework, is related to security configuration errors. Exploiting this vulnerability can allow attackers to conceal malicious activities by manipulating TPM PCR values and masking the device...

CVE-2023-30633

An issue was discovered in TrEEConfigDriver in Insyde InsydeH2O with kernel 5.0 through 5.5. It can report false TPM PCR values, and thus mask malware activity. Devices use Platform Configuration Registers PCRs to record information about device and software configuration to ensure that the boot...

CVE-2023-30633

An issue was discovered in TrEEConfigDriver in Insyde InsydeH2O with kernel 5.0 through 5.5. It can report false TPM PCR values, and thus mask malware activity. Devices use Platform Configuration Registers PCRs to record information about device and software configuration to ensure that the boot...

Design/Logic Flaw

An issue was discovered in TrEEConfigDriver in Insyde InsydeH2O with kernel 5.0 through 5.5. It can report false TPM PCR values, and thus mask malware activity. Devices use Platform Configuration Registers PCRs to record information about device and software configuration to ensure that the boot...

CVE-2023-30633

An issue was discovered in TrEEConfigDriver in Insyde InsydeH2O with kernel 5.0 through 5.5. It can report false TPM PCR values, and thus mask malware activity. Devices use Platform Configuration Registers PCRs to record information about device and software configuration to ensure that the boot...

Insyde InsydeH2O Security Breach

Insyde InsydeH2O is a C source from Insyde Corporation of Taiwan, which implements the new technology "EFI/UEFI" specification designed to replace the traditional BIOS Basic Input/Output System. A security vulnerability exists in Insyde InsydeH2O. An attacker could exploit this vulnerability to...

CVE-2023-30633

CVE-2023-30633 affects Insyde InsydeH2O’s TrEEConfigDriver (kernel 5.0–5.5). The issue allows reporting of false TPM PCR values, enabling a device to masquerade as healthy by extending arbitrary data into PCR banks. Impact depends on PCR integrity, potentially masking malware activity; exploit re...

CVE-2023-30633

An issue was discovered in TrEEConfigDriver in Insyde InsydeH2O with kernel 5.0 through 5.5. It can report false TPM PCR values, and thus mask malware activity. Devices use Platform Configuration Registers PCRs to record information about device and software configuration to ensure that the boot...

The vulnerability of the SysPasswordDxe component in the InsydeH2O UEFI firmware creation framework allows a hacker to access confidential information.

The vulnerability of the SysPasswordDxe component in the InsydeH2O UEFI firmware creation framework is related to the unencrypted storage of credentials. Exploiting this vulnerability could allow a malicious actor, operating remotely, to gain access to confidential information...

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-2022-32478)

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. DMA attacks on the IdeBusDxe 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 Improper Restriction of Operations within the Bounds of a Memory Buffer (CVE-2021-41839)

An issue was discovered in NvmExpressDxe 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...

Siemens InsydeH2O Improper Input Validation (CVE-2023-27373)

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. Due to insufficient input validation, an attacker can tamper with a runtime-accessible EFI variable to cause a dynamic BAR setting to overlap SMRAM. Insyde BIOS is typically used in RUGGEDCOM APE products and some SIMATIC...

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 Out-of-bounds Write (CVE-2021-43615)

An issue was discovered in HddPassword in Insyde InsydeH2O with kernel 5.1 before 05.16.23, 5.2 before 05.26.23, 5.3 before 05.35.23, 5.4 before 05.43.22, and 5.5 before 05.51.22. An SMM memory corruption vulnerability allows an attacker to write fixed or predictable data to SMRAM. Exploiting thi...

Siemens InsydeH2O Improper Input Validation (CVE-2021-41842)

An issue was discovered in AtaLegacySmm in the kernel 5.0 before 05.08.46, 5.1 before 05.16.46, 5.2 before 05.26.46, 5.3 before 05.35.46, 5.4 before 05.43.46, and 5.5 before 05.51.45 in Insyde InsydeH2O. Code execution can occur because the SMI handler lacks a CommBuffer check. Insyde BIOS is...

Siemens InsydeH2O Time-of-check Time-of-use Race Condition (CVE-2022-34325)

DMA transactions which are targeted at input buffers used for the StorageSecurityCommandDxe software SMI handler could cause SMRAM corruption through a TOCTOU attack. DMA transactions which are targeted at input buffers used for the software SMI handler used by the StorageSecurityCommandDxe drive...

Siemens InsydeH2O Arbitrary Code Execution (CVE-2022-35408)

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An SMM callout vulnerability in the SMM driver in UsbLegacyControlSmm leads to possible arbitrary code execution in SMM and escalation of privileges. An attacker could overwrite the function pointers in the EFIBOOTSERVICES...