Information disclosure in Nextcloud Server
CVE-2024-52517
Nextcloud Server is a self hosted personal cloud system. After storing "Global credentials" on the server, the API returns them and adds them into the frontend again, allowing to read them in plain text when an attacker already has access to an active session of a user. It is recommended that the Nextcloud Server is upgraded to 28.0.11, 29.0.8 or 30.0.1 and Nextcloud Enterprise Server is upgraded to 25.0.13.13, 26.0.13.9, 27.1.11.9, 28.0.11, 29.0.8 or 30.0.1.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:P/AC:H/PR:H/UI:R/S:C/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.006 (46.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 46.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Nextcloud Server
- Nextcloud Security-Advisories — versions >= 28.0.0, < 28.0.11, >= 29.0.0, < 29.0.8, >= 30.0.0, < 30.0.1
Weakness classification (CWE)
References
- github.com/nextcloud/security-advisories/security/advisories/GHSA-x9q3-c7f8-3rcg (Vendor Advisory)
- github.com/nextcloud/server/pull/48359 (Issue Tracking)
- github.com/nextcloud/server/commit/c45ed55f959ff54f3ea23dd2ae1a5868a075c9fe (Patch)
- hackerone.com/reports/2554079 (Issue Tracking)
Frequently asked questions
- What is CVE-2024-52517?
- CVE-2024-52517 is a medium-severity vulnerability in Nextcloud Server, classified under Information Disclosure. CVSS score: 4.6/10. Published 2024-11-15.
- How severe is CVE-2024-52517?
- Medium severity. CVSS v3 base score is 4.6 out of 10.