CVE-2022-4020

CVE-2022-4020 affects Acer notebooks via the HQSwSmiDxe DXE driver. The vulnerability lets a user with elevated privileges modify an NVRAM variable to change UEFI Secure Boot settings, potentially disabling Secure Boot and enabling unsigned code execution at boot. Reported affected models include...

CVE-2022-4020 Acer Aspire BIOS vulnerability

Vulnerability in the HQSwSmiDxe DXE driver on some consumer Acer Notebook devices may allow an attacker with elevated privileges to modify UEFI Secure Boot settings by modifying an NVRAM variable...

CVE-2022-29276

SMI functions in AhciBusDxe use untrusted inputs leading to corruption of SMRAM. SMI functions in AhciBusDxe use untrusted inputs leading to corruption of SMRAM. This issue was discovered by Insyde during security review. It was fixed in: Kernel 5.0: version 05.09.18 Kernel 5.1: version 05.17.18...

CVE-2022-33985

DMA transactions which are targeted at input buffers used for the NvmExpressDxe 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 NvmExpressDxe driver could cause SMRAM...

CVE-2022-33986

DMA attacks on the parameter buffer used by the VariableRuntimeDxe software SMI handler could lead to a TOCTOU attack. DMA attacks on the parameter buffer used by the software SMI handler used by the driver VariableRuntimeDxe could lead to a TOCTOU attack on the SMI handler and lead to corruption...

CVE-2022-31243

Update description and links DMA transactions which are targeted at input buffers used for the software SMI handler used by the FvbServicesRuntimeDxe driver could cause SMRAM corruption through a TOCTOU attack.. "DMA transactions which are targeted at input buffers used for the software SMI handl...

PT-2022-19516 · Insyde · Ahcibusdxe

Name of the Vulnerable Software and Affected Versions: AhciBusDxe versions prior to 05.09.18 AhciBusDxe versions prior to 05.17.18 AhciBusDxe versions prior to 05.27.18 AhciBusDxe versions prior to 05.36.18 AhciBusDxe versions prior to 05.44.18 AhciBusDxe versions prior to 05.52.18 Description: S...

Insyde InsydeH2O 安全漏洞

Insyde InsydeH2O is a C source from Insyde Corporation, 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 NvmExpressDxe, which arises from the vulnerability o...

PT-2022-21897 · Insyde · Ahcibusdxe

Name of the Vulnerable Software and Affected Versions: AhciBusDxe driver versions prior to kernel 5.2: 05.27.23 AhciBusDxe driver versions prior to kernel 5.3: 05.36.23 AhciBusDxe driver versions prior to kernel 5.4: 05.44.23 AhciBusDxe driver versions prior to kernel 5.5: 05.52.23 Description: T...

PT-2022-21947 · Insyde · Nvmexpressdxe

Name of the Vulnerable Software and Affected Versions: NvmExpressDxe driver versions prior to kernel 5.2: 05.27.25 NvmExpressDxe driver versions prior to kernel 5.3: 05.36.25 NvmExpressDxe driver versions prior to kernel 5.4: 05.44.25 NvmExpressDxe driver versions prior to kernel 5.5: 05.52.25...

PT-2022-21948 · Insyde · Insydeh2O Uefi Firmware

Name of the Vulnerable Software and Affected Versions: InsydeH2O UEFI firmware Kernel versions prior to 5.4: 05.44.23 InsydeH2O UEFI firmware Kernel versions prior to 5.5: 05.52.23 Description: The issue concerns DMA attacks on the parameter buffer used by the VariableRuntimeDxe software SMI...

Stack overflow

There is a stack buffer overflow vulnerability, which could lead to arbitrary code execution in UEFI DXE driver on some Acer products. An attack could exploit this vulnerability to escalate privilege from ring 3 to ring 0, and hijack control flow during UEFI DXE execution. This affects Altos T110...

CVE-2022-30426

There is a stack buffer overflow vulnerability, which could lead to arbitrary code execution in UEFI DXE driver on some Acer products. An attack could exploit this vulnerability to escalate privilege from ring 3 to ring 0, and hijack control flow during UEFI DXE execution. This affects Altos T110...

CVE-2022-30426

There is a stack buffer overflow vulnerability, which could lead to arbitrary code execution in UEFI DXE driver on some Acer products. An attack could exploit this vulnerability to escalate privilege from ring 3 to ring 0, and hijack control flow during UEFI DXE execution. This affects Altos T110...

PT-2022-7298 · Acer · Acer Veriton E430 +18

Name of the Vulnerable Software and Affected Versions: Acer Altos T110 F3 firmware version = P13 Acer AP130 F2 firmware version = P04 Acer Aspire 1600X firmware version = P11.A3L Acer Aspire 1602M firmware version = P11.A3L Acer Aspire 7600U firmware version = P11.A4 Acer Aspire MC605 firmware...

PT-2022-14974 · Ami · Ami Aptio 5.X

Name of the Vulnerable Software and Affected Versions: AMI Aptio 5.x Description: This issue allows an attacker with physical access to execute arbitrary code during the DXE phase. A malicious code installed as a result of vulnerability exploitation in the DXE driver could survive across an...

CosmicStrand: the discovery of a sophisticated UEFI firmware rootkit

Introduction Rootkits are malware implants which burrow themselves in the deepest corners of the operating system. Although on paper they may seem attractive to attackers, creating them poses significant technical challenges and the slightest programming error has the potential to completely cras...

CVE-2022-31602

NVIDIA DGX A100 contains a vulnerability in SBIOS in the IpSecDxe, where a user with elevated privileges and a preconditioned heap can exploit an out-of-bounds write vulnerability, which may lead to code execution, denial of service, data integrity impact, and information disclosure...

CVE-2022-31603

NVIDIA DGX A100 contains a vulnerability in SBIOS in the IpSecDxe, where a user with high privileges and preconditioned IpSecDxe global data can exploit improper validation of an array index to cause code execution, which may lead to denial of service, data integrity impact, and information...

NVIDIA DGX 输入验证错误漏洞

NVIDIA DGX is a high-performance workstation for deep learning applications from NVIDIA. An input validation error vulnerability exists in NVIDIA DGX A100, which stems from incorrect validation of the SBIOS array index in IpSecDxe. An attacker could exploit this vulnerability to execute arbitrary...