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Nextcloud ServerSSRF

Risk 38
Severity
6.5
SSRF
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

A missing check for IPv4 nested inside IPv6 in Nextcloud server < 17.0.1, < 16.0.7, and < 15.0.14 allowed a Server-Side Request Forgery (SSRF) vulnerability when subscribing to a malicious calendar URL.

First published (updated )
CVE-2020-8138

Nextcloud ServerA missing access control check in Nextcloud Server < 18.0.1, < 17.0.4, and < 16.0.9 causes hide-down…

Risk 38
Severity
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

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.

First published (updated )
CVE-2020-8139

Nextcloud ServerImproper authorization in Nextcloud server 17.0.0 causes leaking of previews and files when a file-d…

Risk 22
Severity
4.3
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

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.

First published (updated )
CVE-2020-8119

Nextcloud NextCloud ServerInput Validation

Risk 71
Severity
8
Input Validation
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

A bug in Nextcloud Server 17.0.1 causes the workflow rules to depend their behaviour on the file extension when checking file mimetypes.

First published (updated )
CVE-2019-15613

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