CVE-2023-22470 Nextcloud Deck vulnerable to uncontrolled resource consumption
Attackers can cause a denial of service in Nextcloud Deck by triggering database errors repeatedly, requiring an upgrade to patched versions.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2023-22470?
CVE-2023-22470 is a low-severity denial of service vulnerability in nextcloud security-advisories, published on 14 Jan 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Nextcloud Deck is a kanban style organization tool aimed at personal planning and project organization for teams integrated with Nextcloud. A database error can be generated potentially causing a DoS when performed multiple times. There are currently no known workarounds. It is recommended that the Nextcloud Server is upgraded to 1.6.5 or 1.7.3 or 1.8.2.
Which versions are affected by CVE-2023-22470?
It affects 1 product.
Products include Nextcloud Deck.
How do I fix CVE-2023-22470?
No fix has been published for CVE-2023-22470 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2023-22470 being exploited?
There is no known exploitation of CVE-2023-22470 in the wild and no public exploit code.
Other vulnerabilities in nextcloud security-advisories
- CVE-2021-39225 Missing permission check on Deck API
- CVE-2020-8182 Missing authorization in Nextcloud Deck
- CVE-2021-37631 Circle can be accessed by non-Circle members in Nextcloud Deck
- CVE-2021-22913 Information disclosure in Nextcloud Deck
- CVE-2023-22469 Nextcloud Deck card vulnerable to data leak to unauthorized users via reference preview cache
Sources
Also known as GHSA-93j5-wx4c-6g88.