CVE-2020-8119

Severity Score

4.3

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Improper authorization in Nextcloud server 17.0.0 causes leaking of previews and files when a file-drop share link is opened via the gallery app.

Una autorización inapropiada en Nextcloud Server versión 17.0.0, causa la pérdida de vistas previas y archivos cuando un enlace compartido file-drop es abierto por medio de la aplicación gallery.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

Partial

Integrity

None

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
2023-03-07 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-285: Improper Authorization
CWE-863: Incorrect Authorization

CAPEC

References (4)

URL	Tag	Source
https://hackerone.com/reports/719426	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00019.html	2020-02-16
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00022.html	2020-02-16
https://nextcloud.com/security/advisory/?id=NC-SA-2019-012	2020-02-16

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"				< 15.0.13 Search vendor "Nextcloud" for product "Nextcloud Server" and version " < 15.0.13"		-		Affected
Nextcloud Search vendor "Nextcloud"		Nextcloud Server Search vendor "Nextcloud" for product "Nextcloud Server"				>= 16.0.0 < 16.0.6 Search vendor "Nextcloud" for product "Nextcloud Server" and version " >= 16.0.0 < 16.0.6"		-		Affected
Nextcloud Search vendor "Nextcloud"		Nextcloud Server Search vendor "Nextcloud" for product "Nextcloud Server"				>= 17.0.0 < 17.0.1 Search vendor "Nextcloud" for product "Nextcloud Server" and version " >= 17.0.0 < 17.0.1"		-		Affected