Auth bypass in Nextcloud Deck
CVE-2022-29159
Nextcloud Deck is a Kanban-style project & personal management tool for Nextcloud. In versions prior to 1.4.8, 1.5.6, and 1.6.1, an authenticated user can move stacks with cards from their own board to a board of another user. The Nextcloud Deck app contains a patch for this issue in versions 1.4.8, 1.5.6, and 1.6.1. There are no known currently-known workarounds available.
Vulnerability class: IDOR (Insecure Direct Object Reference)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.010 (60.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Nextcloud Deck
- Nextcloud Security-Advisories — versions < 1.4.8, >= 1.5.0, < 1.5.6, = 1.6.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/nextcloud/security-advisories/security/advisories/GHSA-vqhf-673w-7r3j (Exploit, Third Party Advisory, Issue Tracking)
- github.com/nextcloud/deck/pull/3541 (Patch, Third Party Advisory, Issue Tracking)
- hackerone.com/reports/1450117 (Exploit, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2022-29159?
- CVE-2022-29159 is a medium-severity vulnerability in Nextcloud Deck, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.0/10. Published 2022-05-20.
- How severe is CVE-2022-29159?
- Medium severity. CVSS v3 base score is 5.0 out of 10.
- Is CVE-2022-29159 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.