Auth bypass in Kanboard
CVE-2023-33968
Kanboard is open source project management software that focuses on the Kanban methodology. Versions prior to 1.2.30 are subject to a missing access control vulnerability that allows a user with low privileges to create or transfer tasks to any project within the software, even if they have not been invited or the project is personal. The vulnerable features are `Duplicate to project` and `Move to project`, which both utilize the `checkDestinationProjectValues()` function to check his values. This issue has been addressed in version 1.2.30. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.004 (29.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 29.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Kanboard — versions < 1.2.30
Weakness classification (CWE)
References
- github.com/kanboard/kanboard/security/advisories/GHSA-gf8r-4p6m-v8vr (Exploit, Third Party Advisory)
- github.com/kanboard/kanboard/commit/c20be8f5fa26e54005a90c645e80b11481a65053 (Patch)
Frequently asked questions
- What is CVE-2023-33968?
- CVE-2023-33968 is a medium-severity vulnerability in Kanboard, classified under Missing Authorization. CVSS score: 5.4/10. Published 2023-06-05.
- How severe is CVE-2023-33968?
- Medium severity. CVSS v3 base score is 5.4 out of 10.