CVSS: 6.8EPSS: 0%CPEs: 1EXPL: 1CVE-2020-8236
https://notcve.org/view.php?id=CVE-2020-8236
A wrong configuration in Nextcloud Server 19.0.1 incorrectly made the user feel the passwordless WebAuthn is also a two factor verification by asking for the PIN of the passwordless WebAuthn but not verifying it. Una configuración incorrecta en Nextcloud Server versión 19.0.1, hizo que el usuario sintiera incorrectamente que WebAuthn sin contraseña también era una verificación de dos factores al solicitar el PIN de WebAuthn sin contraseña pero sin verificarlo • https://hackerone.com/reports/924393 https://nextcloud.com/security/advisory/?id=NC-SA-2020-037 • CWE-287: Improper Authentication •
CVSS: 6.5EPSS: 0%CPEs: 3EXPL: 1CVE-2020-8223
https://notcve.org/view.php?id=CVE-2020-8223
A logic error in Nextcloud Server 19.0.0 caused a privilege escalation allowing malicious users to reshare with higher permissions than they got assigned themselves. Un error lógico en Nextcloud Server versión 19.0.0, causó una escalada de privilegios permitiendo a usuarios maliciosos volver a compartir con permisos más elevados de los que se les asignaron • https://hackerone.com/reports/889243 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KC6HLX5SG4PZO6Y54D2LFJ4ATG76BKOP https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T7FX3O6SJE2S52I2HAA4DSTUIISP5BNA https://nextcloud.com/security/advisory/?id=NC-SA-2020-029 • CWE-269: Improper Privilege Management •
CVSS: 5.4EPSS: 0%CPEs: 1EXPL: 0CVE-2020-8155
https://notcve.org/view.php?id=CVE-2020-8155
An outdated 3rd party library in the Files PDF viewer for Nextcloud Server 18.0.2 caused a Cross-site scripting vulnerability when opening a malicious PDF. Una biblioteca de terceros obsoleta en el visualizador de Archivos PDF para Nextcloud Server versión 18.0.2, causó una vulnerabilidad de tipo Cross-site scripting cuando se abre un PDF malicioso. • http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00037.html http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00038.html http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00040.html http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00019.html https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KC6HLX5SG4PZO6Y54D2LFJ4ATG76BKOP https://nextcloud.com/security/advisory/?id=NC-SA-2020-019 • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •
CVSS: 7.7EPSS: 0%CPEs: 2EXPL: 1CVE-2020-8154
https://notcve.org/view.php?id=CVE-2020-8154
An Insecure direct object reference vulnerability in Nextcloud Server 18.0.2 allowed an attacker to remote wipe devices of other users when sending a malicious request directly to the endpoint. Una vulnerabilidad de referencia directa a objeto No Segura en Nextcloud Server versión 18.0.2, permitió a un atacante limpiar de manera remota dispositivos de otros usuarios cuando se envía una petición maliciosa directamente al endpoint. • http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00037.html http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00038.html http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00040.html http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00019.html https://hackerone.com/reports/819807 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KC6HLX5SG4PZO6Y54D2LFJ4ATG76BKOP https://nextcloud.com/security/advisory/?id=NC-SA-2020 • CWE-639: Authorization Bypass Through User-Controlled Key •
CVSS: 6.5EPSS: 0%CPEs: 4EXPL: 0CVE-2020-8139
https://notcve.org/view.php?id=CVE-2020-8139
A missing access control check in Nextcloud Server < 18.0.1, < 17.0.4, and < 16.0.9 causes hide-download shares to be downloadable when appending /download to the URL. Una falta de comprobación del control de acceso en Nextcloud Server versiones anteriores a 18.0.1, versiones anteriores a 17.0.4 y versiones anteriores a 16.0.9, causa que los recursos compartidos de descarga oculta sean descargables cuando se agregan y descargan en la URL. • https://hackerone.com/reports/788257 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KC6HLX5SG4PZO6Y54D2LFJ4ATG76BKOP https://nextcloud.com/security/advisory/?id=NC-SA-2020-015 • CWE-284: Improper Access Control CWE-862: Missing Authorization •