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-2022-34399
https://notcve.org/view.php?id=CVE-2022-34399
Dell Alienware m17 R5 BIOS version prior to 1.2.2 contain a buffer access vulnerability. A malicious user with admin privileges could potentially exploit this vulnerability by sending input larger than expected in order to leak certain sections of SMRAM. Las versiones de BIOS Dell Alienware m17 R5 anteriores a 1.2.2 contienen una vulnerabilidad de acceso al búfer. Un usuario malintencionado con privilegios de administrador podría explotar esta vulnerabilidad enviando entradas mayores a las esperadas para filtrar ciertas secciones de SMRAM. • https://www.dell.com/support/kbdoc/en-us/000205329/dsa-2022-317-dell-client-security-update-for-dell-client-bios • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-805: Buffer Access with Incorrect Length Value •
CVE-2022-26864
https://notcve.org/view.php?id=CVE-2022-26864
Prior Dell BIOS versions contain an Input Validation vulnerability. A locally authenticated malicious user could potentially exploit this vulnerability by sending malicious input to an SMI in order to bypass security controls in SMM. Las versiones anteriores de Dell BIOS contienen una vulnerabilidad de comprobación de entrada. Un usuario malicioso autenticado localmente podría explotar esta vulnerabilidad mediante el envío de entradas maliciosas a un SMI para omitir los controles de seguridad en el SMM • https://www.dell.com/support/kbdoc/en-us/000200568/dsa-2022-096 • CWE-20: Improper Input Validation •
CVE-2022-26863
https://notcve.org/view.php?id=CVE-2022-26863
Prior Dell BIOS versions contain an Input Validation vulnerability. A locally authenticated malicious user could potentially exploit this vulnerability by sending malicious input to an SMI in order to bypass security controls in SMM. Las versiones anteriores de Dell BIOS contienen una vulnerabilidad de comprobación de entrada. Un usuario malicioso autenticado localmente podría explotar esta vulnerabilidad mediante el envío de entradas maliciosas a un SMI para omitir los controles de seguridad en SMM • https://www.dell.com/support/kbdoc/en-us/000200568/dsa-2022-096 • CWE-20: Improper Input Validation •