CVSS: 8.1EPSS: 0%CPEs: 2EXPL: 0CVE-2018-3761
https://notcve.org/view.php?id=CVE-2018-3761
05 Jul 2018 — Nextcloud Server before 12.0.8 and 13.0.3 suffer from improper authentication on the OAuth2 token endpoint. Missing checks potentially allowed handing out new tokens in case the OAuth2 client was partly compromised. Nextcloud Server en versiones anteriores a la 12.0.8 y la 13.0.3 sufre de una autorización incorrecta en el endpoint del token OAuth2. La falta de comprobaciones pudo permitir la repartición de nuevos tokens en caso de que el cliente OAuth2 se hubiese visto parcialmente comprometido. • https://hackerone.com/reports/343111 • CWE-287: Improper Authentication •
CVSS: 5.7EPSS: 0%CPEs: 2EXPL: 0CVE-2017-0936
https://notcve.org/view.php?id=CVE-2017-0936
28 Mar 2018 — Nextcloud Server before 11.0.7 and 12.0.5 suffers from an Authorization Bypass Through User-Controlled Key vulnerability. A missing ownership check allowed logged-in users to change the scope of app passwords of other users. Note that the app passwords themselves where neither disclosed nor could the error be misused to identify as another user. Nextcloud Server en versiones anteriores a la 11.0.7 y versiones 12.0.5 contiene una vulnerabilidad de omisión de autorización mediante una clave controlada por el ... • https://hackerone.com/reports/297751 • CWE-639: Authorization Bypass Through User-Controlled Key •
CVSS: 5.4EPSS: 0%CPEs: 3EXPL: 0CVE-2017-0893
https://notcve.org/view.php?id=CVE-2017-0893
08 May 2017 — Nextcloud Server before 9.0.58 and 10.0.5 and 11.0.3 are shipping a vulnerable JavaScript library for sanitizing untrusted user-input which suffered from a XSS vulnerability caused by a behaviour change in Safari 10.1 and 10.2. Note that Nextcloud employs a strict Content-Security-Policy preventing exploitation of this XSS issue on modern web browsers. Nextcloud Server anterior a 9.0.58, a 10.0.5, y a 11.0.3 utiliza una biblioteca de JavaScript vulnerable para desinfectar la entrada de usuario no confiable ... • https://hackerone.com/reports/222838 • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •
CVSS: 4.3EPSS: 1%CPEs: 1EXPL: 0CVE-2017-0894
https://notcve.org/view.php?id=CVE-2017-0894
08 May 2017 — Nextcloud Server before 11.0.3 is vulnerable to disclosure of valid share tokens for public calendars due to a logical error. Thus granting an attacker potentially access to publicly shared calendars without knowing the share token. Nextcloud Server anterior a 11.0.3 es vulnerable a una divulgación de tokens de acciones válidos para los calendarios públicos debido a un error lógico. Por lo tanto, esto permite a un potencial atacante el acceso a calendarios compartidos públicamente sin conocer el token compa... • https://hackerone.com/reports/218876 • CWE-285: Improper Authorization CWE-863: Incorrect Authorization •
CVSS: 5.4EPSS: 0%CPEs: 1EXPL: 0CVE-2017-0890
https://notcve.org/view.php?id=CVE-2017-0890
08 May 2017 — Nextcloud Server before 11.0.3 is vulnerable to an inadequate escaping leading to a XSS vulnerability in the search module. To be exploitable a user has to write or paste malicious content into the search dialogue. Nextcloud Server anterior a 11.0.3 es vulnerable a un escape inadecuado lo que produce una vulnerabilidad XSS en el módulo de búsqueda. Para ser explotable un usuario tiene que escribir o pegar contenido malicioso en el diálogo de búsqueda. • https://hackerone.com/reports/213227 • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •
CVSS: 4.3EPSS: 0%CPEs: 1EXPL: 0CVE-2017-0892
https://notcve.org/view.php?id=CVE-2017-0892
08 May 2017 — Nextcloud Server before 11.0.3 is vulnerable to an improper session handling allowed an application specific password without permission to the files access to the users file. Nextcloud Server anterior a 11.0.3 es vulnerable a una manipulación incorrecta de la sesión, lo que permite especificar una contraseña a la aplicación sin permiso de acceso a ficheros o al fichero de usuarios • https://hackerone.com/reports/191979 • CWE-285: Improper Authorization CWE-384: Session Fixation •
CVSS: 5.4EPSS: 0%CPEs: 3EXPL: 1CVE-2017-0891 – NextCloud / OwnCloud Cross Site Scripting
https://notcve.org/view.php?id=CVE-2017-0891
08 May 2017 — Nextcloud Server before 9.0.58 and 10.0.5 and 11.0.3 are vulnerable to an inadequate escaping of error messages leading to XSS vulnerabilities in multiple components. Nextcloud Server anterior a 9.0.58 a 10.0.5 y a 11.0.3 son vulnerables a un escape inadecuado de mensajes de error que conducen a vulnerabilidades XSS en múltiples componentes. NextCloud and OwnCloud suffer from a cross site scripting vulnerability in their error pages. OwnCloud versions 9.1.5 and below are affected. NextCloud versions prior t... • https://packetstorm.news/files/id/142523 • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •
CVSS: 6.5EPSS: 1%CPEs: 2EXPL: 0CVE-2017-0886
https://notcve.org/view.php?id=CVE-2017-0886
05 Apr 2017 — Nextcloud Server before 9.0.55 and 10.0.2 suffers from a Denial of Service attack. Due to an error in the application logic an authenticated adversary may trigger an endless recursion in the application leading to a potential Denial of Service. Nextcloud Server en versiones anteriores a 9.0.55 y 10.0.2 sufre de un ataque de denegación de servicio. Debido a un error en la lógica de la aplicación, un adversario autenticado puede desencadenar una recursión interminable en la aplicación que conduce a una posibl... • https://hackerone.com/reports/174524 • CWE-674: Uncontrolled Recursion •
CVSS: 4.3EPSS: 0%CPEs: 2EXPL: 0CVE-2017-0887
https://notcve.org/view.php?id=CVE-2017-0887
05 Apr 2017 — Nextcloud Server before 9.0.55 and 10.0.2 suffers from a bypass in the quota limitation. Due to not properly sanitizing values provided by the `OC-Total-Length` HTTP header an authenticated adversary may be able to exceed their configured user quota. Thus using more space than allowed by the administrator. Nextcloud Server en versiones anteriores a 9.0.55 y 10.0.2 Sufre una evasión en la limitación de cuota. Debido a que no se desinfectan correctamente los valores proporcionados por la cabecera "OC-Total-Le... • https://hackerone.com/reports/173622 • CWE-20: Improper Input Validation CWE-807: Reliance on Untrusted Inputs in a Security Decision •
CVSS: 4.3EPSS: 0%CPEs: 2EXPL: 0CVE-2017-0884
https://notcve.org/view.php?id=CVE-2017-0884
05 Apr 2017 — Nextcloud Server before 9.0.55 and 10.0.2 suffers from a creation of folders in read-only folders despite lacking permissions issue. Due to a logical error in the file caching layer an authenticated adversary is able to create empty folders inside a shared folder. Note that this only affects folders and files that the adversary has at least read-only permissions for. Nextcloud Server en versiones anteriores a 9.0.55 y 10.0.2 sufre de una creación de carpetas en carpetas de sólo lectura a pesar del problema ... • https://hackerone.com/reports/169680 • CWE-275: Permission Issues CWE-732: Incorrect Permission Assignment for Critical Resource •