Open Redirect in Nextcloud Security-Advisories
CVE-2024-22400
Nextcloud User Saml is an app for authenticating Nextcloud users using SAML. In affected versions users can be given a link to the Nextcloud server and end up on a uncontrolled thirdparty server. It is recommended that the User Saml app is upgraded to version 5.1.5, 5.2.5, or 6.0.1. There are no known workarounds for this issue.
Vulnerability class: Open Redirect
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.1 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.005 (36.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 36.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Nextcloud Security-Advisories — versions >= 5.0.0, < 5.1.5, >= 5.2.0, < 5.2.5, >= 6.0.0, < 6.0.1
- Nextcloud Sso \& Saml Authentication — versions 6.0.0
Weakness classification (CWE)
References
- github.com/nextcloud/security-advisories/security/advisories/GHSA-622q-xhfr-xmv7 (Vendor Advisory)
- github.com/nextcloud/user_saml/pull/788 (Patch)
- github.com/nextcloud/user_saml/commit/b184304a476deeba36e92b70562d5de7c2f85f8a (Patch)
- hackerone.com/reports/2263044 (Permissions Required, Third Party Advisory)
Frequently asked questions
- What is CVE-2024-22400?
- CVE-2024-22400 is a low-severity vulnerability in Nextcloud Security-Advisories, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 3.1/10. Published 2024-01-18.
- How severe is CVE-2024-22400?
- Low severity. CVSS v3 base score is 3.1 out of 10.