CVE-2022-36338: Undefined Security Weakness

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An SMM callout vulnerability in the SMM driver FwBlockServiceSmm, creating SMM, leads to arbitrary code execution. An attacker can replace the pointer to the UEFI boot service GetVariable with a pointer to malware, and then...

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...

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...

Code injection

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...

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...

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...

CVE-2022-35408

CVE-2022-35408 affects Insyde InsydeH2O BIOS (versions 5.0–5.5). A vulnerability in the UsbLegacyControlSmm SMM driver enables arbitrary code execution in SMM and privilege escalation by overwriting EFI_BOOT_SERVICES pointers before the USB SMI handler runs; this is not exploitable from OS code. ...

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...

Memory corruption

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...

CVE-2022-35408: Write-what-where Condition

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...

Insyde InsydeH2O 安全漏洞

Insyde InsydeH2O is a C-language 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 in Insyde InsydeH2O versions 5.0 to 5.5, which stems from a problem...

PT-2022-22809 · Insyde · Insydeh2O

Name of the Vulnerable Software and Affected Versions: Insyde InsydeH2O versions 5.0 through 5.5 Description: An issue was discovered in Insyde InsydeH2O, where an SMM callout vulnerability in the SMM driver in UsbLegacyControlSmm leads to possible arbitrary code execution in SMM and escalation o...

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...

CVE-2022-35896

The CVE-2022-35896 issue affects InsydeH2O BIOS (InsydeH2O) affecting SMM memory handling via the FvbServicesRuntimeDxe driver. The root cause is a memory leak/read path in the SMM driver that could allow an attacker with local access to dump SMRAM contents, leading to information disclosure. Aff...

CVE-2022-35896: Improper Input Validation

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...

CVE-2022-40261

An attacker can exploit this vulnerability to elevate privileges from ring 0 to ring -2, execute arbitrary code in System Management Mode - an environment more privileged than operating system OS and completely isolated from it. Running arbitrary code in SMM additionally bypasses SMM-based SPI...

CVE-2022-40261 SMM memory corruption vulnerability in OverClockSmiHandler SMM driver

An attacker can exploit this vulnerability to elevate privileges from ring 0 to ring -2, execute arbitrary code in System Management Mode - an environment more privileged than operating system OS and completely isolated from it. Running arbitrary code in SMM additionally bypasses SMM-based SPI...

CVE-2022-40250

CVE-2022-40250 affects AMI Aptio 5.x via a stack overflow in the SMI handler of SmmSmbiosElog. The vulnerability allows local privilege escalation to System Management Mode (SMM), enabling arbitrary code execution in a highly privileged context, bypassing SMM SPI flash protections and potentially...

CVE-2022-40261: Buffer Copy without Checking Size of Input

An attacker can exploit this vulnerability to elevate privileges from ring 0 to ring -2, execute arbitrary code in System Management Mode - an environment more privileged than operating system OS and completely isolated from it. Running arbitrary code in SMM additionally bypasses SMM-based SPI...

PT-2022-25236 · Lenovo · Smart Usb Protection Smi Handler

Name of the Vulnerable Software and Affected Versions: Lenovo affected versions not specified Description: An information leak issue in the Smart USB Protection SMI Handler may allow an attacker with local access and elevated privileges to read SMM memory. Recommendations: At the moment, there is...