What is the severity of CVE-2018-16466?

CVE-2018-16466 is classified as a medium severity vulnerability due to improper revalidation of permissions.

How do I fix CVE-2018-16466?

To fix CVE-2018-16466, update Nextcloud Server to version 14.0.0, 13.0.6, or 12.0.11 or later.

What versions of Nextcloud Server are affected by CVE-2018-16466?

CVE-2018-16466 affects Nextcloud Server versions prior to 14.0.0, 13.0.6, and 12.0.11.

What type of issue is described in CVE-2018-16466?

CVE-2018-16466 describes an issue related to improper revalidation of access token permissions.

Is there a specific workaround for CVE-2018-16466?

No specific workaround is available for CVE-2018-16466; the recommended action is to upgrade to a patched version.

Vulnerability/
CVE-2018-16466

high

8.1

CWE

273 284

30/10/2018

5/8/2024

CVE-2018-16466

First published: Tue Oct 30 2018(Updated: )

Improper revalidation of permissions in Nextcloud Server prior to 14.0.0, 13.0.6 and 12.0.11 lead to not accepting access restrictions by acess tokens.

Credit: support@hackerone.com

Affected Software	Affected Version	How to fix
Nextcloud Server	<12.0.11
Nextcloud Server	>=13.0.0<13.0.6
Nextcloud Server	=14.0.0-beta1
Nextcloud Server	=14.0.0-beta2
Nextcloud Server	=14.0.0-beta3
Nextcloud Server	=14.0.0-beta4
Nextcloud Server	=14.0.0-rc1
Nextcloud Server	=14.0.0-rc2

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2018-16466?
CVE-2018-16466 is classified as a medium severity vulnerability due to improper revalidation of permissions.
How do I fix CVE-2018-16466?
To fix CVE-2018-16466, update Nextcloud Server to version 14.0.0, 13.0.6, or 12.0.11 or later.
What versions of Nextcloud Server are affected by CVE-2018-16466?
CVE-2018-16466 affects Nextcloud Server versions prior to 14.0.0, 13.0.6, and 12.0.11.
What type of issue is described in CVE-2018-16466?
CVE-2018-16466 describes an issue related to improper revalidation of access token permissions.
Is there a specific workaround for CVE-2018-16466?
No specific workaround is available for CVE-2018-16466; the recommended action is to upgrade to a patched version.

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agent/first-publish-date
agent/event
agent/source
agent/tags
collector/nvd-index
agent/software-canonical-lookup-request
vendor/nextcloud
canonical/nextcloud server
version/nextcloud server/13.0.0
version/nextcloud server/14.0.0-beta1
version/nextcloud server/14.0.0-beta2
version/nextcloud server/14.0.0-beta3
version/nextcloud server/14.0.0-beta4
version/nextcloud server/14.0.0-rc1
version/nextcloud server/14.0.0-rc2

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