// For flags

CVE-2020-8121

 

Severity Score

8.1
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A bug in Nextcloud Server 14.0.4 could expose more data in reshared link shares than intended by the sharer.

Un error en Nextcloud Server versión 14.0.4, podría exponer más datos de lo previsto en recursos compartidos de enlaces compartidos por parte del compartidor.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-01-28 CVE Reserved
  • 2020-02-04 CVE Published
  • 2023-06-09 EPSS Updated
  • 2024-08-04 CVE Updated
  • 2024-08-04 First Exploit
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-284: Improper Access Control
  • CWE-668: Exposure of Resource to Wrong Sphere
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Nextcloud
Search vendor "Nextcloud"
 Nextcloud Server
Search vendor "Nextcloud" for product "Nextcloud Server"
 < 13.0.9
Search vendor "Nextcloud" for product "Nextcloud Server" and version " < 13.0.9"
-
Affected
Nextcloud
Search vendor "Nextcloud"
 Nextcloud Server
Search vendor "Nextcloud" for product "Nextcloud Server"
 >= 14.0.0 < 14.0.5
Search vendor "Nextcloud" for product "Nextcloud Server" and version " >= 14.0.0 < 14.0.5"
-
Affected
Nextcloud
Search vendor "Nextcloud"
 Nextcloud Server
Search vendor "Nextcloud" for product "Nextcloud Server"
 >= 14.0.6 < 15.0.0
Search vendor "Nextcloud" for product "Nextcloud Server" and version " >= 14.0.6 < 15.0.0"
-
Affected