Input validation

Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM...

Input validation

Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM...

Input validation

Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM...

CVE-2021-36325

CVE-2021-36325 affects Dell BIOS embedded firmware. A Dell BIOS input-validation error allows a local authenticated attacker to use an SMI to execute arbitrary code in SMRAM. Reported impact includes high confidentiality, integrity, and availability concerns; exploitation details are not provided...

CVE-2021-36325

Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM...

CVE-2021-36324

Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM...

CVE-2021-36324

CVE-2021-36324 affects Dell BIOS. The issue is an improper input validation in Dell BIOS, enabling a local authenticated attacker to use an SMI to execute arbitrary code in SMRAM. Impact is described as high (confidentiality, integrity, and availability affected) with local attack vector and high...

CVE-2021-36323

Dell BIOS contains an input validation vulnerability that can allow a local authenticated attacker to gain arbitrary code execution in SMRAM by abusing System Management Interrupts (SMI). Affected component is Dell BIOS (embedded firmware on a Dell motherboard memory chip). The root cause is impr...

CVE-2021-36323

Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM...

CVE-2021-3786

A potential vulnerability in the SMI callback function used in CSME configuration of some Lenovo Notebook and ThinkPad systems could be used to leak out data out of the SMRAM range...

CVE-2021-3786

A potential vulnerability in the SMI callback function used in CSME configuration of some Lenovo Notebook and ThinkPad systems could be used to leak out data out of the SMRAM range...

Code injection

A potential vulnerability in the SMI callback function used in CSME configuration of some Lenovo Notebook and ThinkPad systems could be used to leak out data out of the SMRAM range...

CVE-2021-3786

A potential vulnerability in the SMI callback function used in CSME configuration of some Lenovo Notebook and ThinkPad systems could be used to leak out data out of the SMRAM range...

CVE-2021-3786

CVE-2021-3786 concerns Lenovo notebook/ThinkPad systems with a vulnerable SMI callback in the CSME configuration. The issue is a potential flaw in the SMI callback function that could allow leaking data from the SMRAM range. Public records describe this as a data leakage risk affecting confidenti...

CVE-2021-33626

A vulnerability exists in SMM System Management Mode branch that registers a SWSMI handler that does not sufficiently check or validate the allocated buffer pointerQWORD values for CommBuffer. This can be used by an attacker to corrupt data in SMRAM memory and even lead to arbitrary code executio...

CVE-2021-33626

A vulnerability exists in SMM System Management Mode branch that registers a SWSMI handler that does not sufficiently check or validate the allocated buffer pointerQWORD values for CommBuffer. This can be used by an attacker to corrupt data in SMRAM memory and even lead to arbitrary code executio...

Design/Logic Flaw

A vulnerability exists in SMM System Management Mode branch that registers a SWSMI handler that does not sufficiently check or validate the allocated buffer pointerQWORD values for CommBuffer. This can be used by an attacker to corrupt data in SMRAM memory and even lead to arbitrary code executio...

CVE-2021-33626

CVE-2021-33626 affects InsydeH2O’s SMM code, specifically the SmmResourceCheckDxe driver, where a SWSMI handler registers without proper validation of the CommBuffer pointer, enabling data corruption in SMRAM and potential arbitrary code execution. Connected vendor disclosures confirm this vulner...

CVE-2021-36283

Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM...

Input validation

Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM...