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CVSS: 8.8EPSS: 0%CPEs: 166EXPL: 0

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 •

CVSS: 5.6EPSS: 0%CPEs: 378EXPL: 0

Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user with admin privileges may potentially exploit this vulnerability in order to modify a UEFI variable. • https://www.dell.com/support/kbdoc/en-us/000205717/dsa-2022-326 • CWE-20: Improper Input Validation •

CVSS: 7.1EPSS: 0%CPEs: 166EXPL: 0

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 •

CVSS: 7.8EPSS: 0%CPEs: 580EXPL: 0

Dell BIOS contains an Stack-Based Buffer Overflow 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 desbordamiento del búfer en la región Stack de la memoria. Un usuario malicioso autenticado localmente podría explotar esta vulnerabilidad al usar un SMI para conseguir una ejecución de código arbitrario en la SMRAM • https://www.dell.com/support/kbdoc/000203758 • CWE-121: Stack-based Buffer Overflow CWE-787: Out-of-bounds Write •

CVSS: 7.8EPSS: 0%CPEs: 580EXPL: 0

Dell Client BIOS contains a Buffer Overflow vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by manipulating an SMI to cause an arbitrary write during SMM. Dell Client BIOS contiene una vulnerabilidad de desbordamiento del búfer. Un usuario malicioso autenticado localmente puede explotar potencialmente esta vulnerabilidad al manipular un SMI para causar una escritura arbitraria durante el SMM • https://www.dell.com/support/kbdoc/000203758 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') •