// For flags

CVE-2021-27138

 

Severity Score

7.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

The boot loader in Das U-Boot before 2021.04-rc2 mishandles use of unit addresses in a FIT.

El cargador de arranque en Das U-Boot versiones anteriores a 2021.04-rc2, maneja inapropiadamente el uso de direcciones de unidad en un FIT

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-02-10 CVE Reserved
  • 2021-02-17 CVE Published
  • 2023-11-03 EPSS Updated
  • 2024-08-03 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Denx
Search vendor "Denx"
 U-boot
Search vendor "Denx" for product "U-boot"
 <= 2021.01
Search vendor "Denx" for product "U-boot" and version " <= 2021.01"
-
Affected
Denx
Search vendor "Denx"
 U-boot
Search vendor "Denx" for product "U-boot"
 2021.04
Search vendor "Denx" for product "U-boot" and version "2021.04"
rc1
Affected