CVE-2022-34403
https://notcve.org/view.php?id=CVE-2022-34403
Dell BIOS contains a Stack based buffer overflow vulnerability. A local authenticated attacker could potentially exploit this vulnerability by using an SMI to send larger than expected input to a parameter to gain arbitrary code execution in SMRAM. • https://www.dell.com/support/kbdoc/000205716 • CWE-121: Stack-based Buffer Overflow CWE-787: Out-of-bounds Write •
CVE-2022-34400
https://notcve.org/view.php?id=CVE-2022-34400
Dell BIOS contains a heap buffer overflow vulnerability. A local attacker with admin privileges could potentially exploit this vulnerability to perform an arbitrary write to SMRAM during SMM. • https://www.dell.com/support/kbdoc/en-us/000205716/dsa-2022-327 • CWE-122: Heap-based Buffer Overflow CWE-787: Out-of-bounds Write •
CVE-2021-36343
https://notcve.org/view.php?id=CVE-2021-36343
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. Dell BIOS contiene una vulnerabilidad de comprobación de entrada inapropiada. Un usuario local malicioso y autenticado podría explotar esta vulnerabilidad al usar un SMI para conseguir una ejecución de código arbitrario en la SMRAM • https://www.dell.com/support/kbdoc/en-us/000193321/dsa-2021-240 • CWE-20: Improper Input Validation CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •
CVE-2021-36342
https://notcve.org/view.php?id=CVE-2021-36342
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. Dell BIOS contiene una vulnerabilidad de comprobación de entrada inapropiada. Un usuario malicioso autenticado localmente puede explotar potencialmente esta vulnerabilidad al usar una SMI para conseguir una ejecución de código arbitrario en la SMRAM • https://www.dell.com/support/kbdoc/en-us/000193321/dsa-2021-240 • CWE-20: Improper Input Validation CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •
CVE-2021-21574
https://notcve.org/view.php?id=CVE-2021-21574
Dell BIOSConnect feature contains a buffer overflow vulnerability. An authenticated malicious admin user with local access to the system may potentially exploit this vulnerability to run arbitrary code and bypass UEFI restrictions. La funcionalidad Dell BIOSConnect contiene una vulnerabilidad de desbordamiento de búfer. Un usuario administrador malicioso y autenticado con acceso local al sistema puede explotar esta vulnerabilidad para ejecutar código arbitrario y omitir las restricciones de UEFI • https://www.dell.com/support/kbdoc/en-us/000188682 • CWE-121: Stack-based Buffer Overflow CWE-787: Out-of-bounds Write •