CVE-2020-8122

Severity Score

4.3

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A missing check in Nextcloud Server 14.0.3 could give recipient the possibility to extend the expiration date of a share they received.

Una falta de comprobación en Nextcloud Server versiones 14.0.3, podría otorgar al destinatario la posibilidad de extender la fecha de expiración de un recurso compartido que recibió.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

None

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

CWE

CWE-20: Improper Input Validation
CWE-284: Improper Access Control

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC
https://hackerone.com/reports/447494	2024-08-04

URL	Date	SRC

URL	Date	SRC
https://nextcloud.com/security/advisory/?id=NC-SA-2019-002	2020-02-11

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"				< 12.0.13 Search vendor "Nextcloud" for product "Nextcloud Server" and version " < 12.0.13"		-		Affected
Nextcloud Search vendor "Nextcloud"		Nextcloud Server Search vendor "Nextcloud" for product "Nextcloud Server"				>= 13.0.0 < 13.0.8 Search vendor "Nextcloud" for product "Nextcloud Server" and version " >= 13.0.0 < 13.0.8"		-		Affected
Nextcloud Search vendor "Nextcloud"		Nextcloud Server Search vendor "Nextcloud" for product "Nextcloud Server"				>= 14.0.0 < 14.0.4 Search vendor "Nextcloud" for product "Nextcloud Server" and version " >= 14.0.0 < 14.0.4"		-		Affected
Nextcloud Search vendor "Nextcloud"		Nextcloud Server Search vendor "Nextcloud" for product "Nextcloud Server"				>= 14.0.5 < 15.0.0 Search vendor "Nextcloud" for product "Nextcloud Server" and version " >= 14.0.5 < 15.0.0"		-		Affected