// For flags

CVE-2020-5378

 

Severity Score

6.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Dell G7 17 7790 BIOS versions prior to 1.13.2 contain a UEFI BIOS Boot Services overwrite vulnerability. A local attacker with access to system memory may exploit this vulnerability by overwriting the EFI_BOOT_SERVICES structure to execute arbitrary code in System Management Mode (SMM).

El BIOS de Dell G7 17 7790 versiones anteriores a 1.13.2 contienen una vulnerabilidad de sobrescritura de UEFI BIOS Boot Services. Un atacante local con acceso a la memoria del sistema puede aprovechar esta vulnerabilidad al sobrescribir la estructura de EFI_BOOT_SERVICES para ejecutar código arbitrario en System Management Mode (SMM)

*Credits: N/A
CVSS Scores
Attack Vector
Physical
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-01-03 CVE Reserved
  • 2020-09-02 CVE Published
  • 2023-08-09 EPSS Updated
  • 2024-09-17 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-416: Use After Free
CAPEC
References (1)
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Dell
Search vendor "Dell"
G7 17 7790 Bios
Search vendor "Dell" for product "G7 17 7790 Bios"
< 1.13.2
Search vendor "Dell" for product "G7 17 7790 Bios" and version " < 1.13.2"
-
Affected
in Dell
Search vendor "Dell"
G7 17 7790
Search vendor "Dell" for product "G7 17 7790"
--
Safe