// For flags

CVE-2021-42851

 

Severity Score

5.3
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A vulnerability was reported in some Lenovo Personal Cloud Storage devices that could allow an unauthenticated user to create a standard user account.

Se informó de una vulnerabilidad en algunos dispositivos Lenovo Personal Cloud Storage que podría permitir a un usuario no autenticado crear una cuenta de usuario estándar

*Credits: Lenovo thanks Kais and KT of 360 Vulcan Team for reporting this issue.
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None
Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-10-22 CVE Reserved
  • 2022-05-18 CVE Published
  • 2023-12-09 EPSS Updated
  • 2024-08-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-862: Missing Authorization
CAPEC
References (1)
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Lenovo
Search vendor "Lenovo"
A1 Firmware
Search vendor "Lenovo" for product "A1 Firmware"
< 5.3.6.a1
Search vendor "Lenovo" for product "A1 Firmware" and version " < 5.3.6.a1"
-
Affected
in Lenovo
Search vendor "Lenovo"
A1
Search vendor "Lenovo" for product "A1"
--
Safe
Lenovo
Search vendor "Lenovo"
T1 Firmware
Search vendor "Lenovo" for product "T1 Firmware"
< 5.3.6.t1
Search vendor "Lenovo" for product "T1 Firmware" and version " < 5.3.6.t1"
-
Affected
in Lenovo
Search vendor "Lenovo"
T1
Search vendor "Lenovo" for product "T1"
--
Safe
Lenovo
Search vendor "Lenovo"
X1 Firmware
Search vendor "Lenovo" for product "X1 Firmware"
< 5.3.8.x1
Search vendor "Lenovo" for product "X1 Firmware" and version " < 5.3.8.x1"
-
Affected
in Lenovo
Search vendor "Lenovo"
X1
Search vendor "Lenovo" for product "X1"
--
Safe
Lenovo
Search vendor "Lenovo"
T2 Firmware
Search vendor "Lenovo" for product "T2 Firmware"
< 5.3.8.t2
Search vendor "Lenovo" for product "T2 Firmware" and version " < 5.3.8.t2"
-
Affected
in Lenovo
Search vendor "Lenovo"
T2
Search vendor "Lenovo" for product "T2"
--
Safe
Lenovo
Search vendor "Lenovo"
T2pro Firmware
Search vendor "Lenovo" for product "T2pro Firmware"
< 5.3.7.t2-pro
Search vendor "Lenovo" for product "T2pro Firmware" and version " < 5.3.7.t2-pro"
-
Affected
in Lenovo
Search vendor "Lenovo"
T2pro
Search vendor "Lenovo" for product "T2pro"
--
Safe