CVE-2023-22471: Nextcloud Deck vulnerable to authorization bypass

Q: What is CVE-2023-22471?

CVE-2023-22471 is a vulnerability in the Nextcloud Deck app that allows a user to delete attachments of other users.

Q: What is the severity of CVE-2023-22471?

The severity of CVE-2023-22471 is medium with a severity score of 4.3.

Q: How does CVE-2023-22471 affect Nextcloud Deck?

CVE-2023-22471 affects Nextcloud Deck versions 1.6.5, 1.7.0 to 1.7.3, and 1.8.0 to 1.8.2.

Q: Is there a workaround for CVE-2023-22471?

No, there are currently no known workarounds for CVE-2023-22471.

Q: How can I fix CVE-2023-22471?

To fix CVE-2023-22471, it is recommended to upgrade the Nextcloud Deck app to a version that is not affected by the vulnerability.

Published Jan 14, 2023

Updated

Deck is a kanban style organization tool aimed at personal planning and project organization for teams integrated with Nextcloud. Broken access control allows a user to delete attachments of other users. There are currently no known workarounds. It is recommended that the Nextcloud Deck app is upgraded to 1.6.5 or 1.7.3 or 1.8.2.

Affected Software

3 affected components

Nextcloud Deck<1.6.5

Nextcloud Deck>=1.7.0<1.7.3

Nextcloud Deck>=1.8.0<1.8.2

Remediation

Patch Available

https://github.com/nextcloud/deck/pull/4173

Event History

Jan 14, 2023

CVE Published

via MITRE·12:34 AM

Data Sourced

via MITRE·12:34 AM

DescriptionSeverityWeakness

Frequently Asked Questions

What is CVE-2023-22471?

CVE-2023-22471 is a vulnerability in the Nextcloud Deck app that allows a user to delete attachments of other users.

What is the severity of CVE-2023-22471?

The severity of CVE-2023-22471 is medium with a severity score of 4.3.

How does CVE-2023-22471 affect Nextcloud Deck?