Vulnerability in Nextcloud Desktop
CVE-2024-52510
The Nextcloud Desktop Client is a tool to synchronize files from Nextcloud Server with your computer. The Desktop client did not stop with an error but allowed by-passing the signature validation, if a manipulated server sends an empty initial signature. It is recommended that the Nextcloud Desktop client is upgraded to 3.14.2 or later.
Vulnerability class: Improper Certificate Validation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.007 (52.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 52.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Nextcloud Desktop
- Nextcloud Security-Advisories — versions >= 3.0.0, < 3.14.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/nextcloud/security-advisories/security/advisories/GHSA-r4qc-m9mj-452v (Third Party Advisory)
- github.com/nextcloud/desktop/pull/7333 (Patch)
- github.com/nextcloud/desktop/commit/97539218e6f63c3a3fd1694cb7d8aef27c5910d7 (Patch)
- hackerone.com/reports/2597504 (Issue Tracking)
Frequently asked questions
- What is CVE-2024-52510?
- CVE-2024-52510 is a medium-severity vulnerability in Nextcloud Desktop, classified under Improper Certificate Validation. CVSS score: 4.2/10. Published 2024-11-15.
- How severe is CVE-2024-52510?
- Medium severity. CVSS v3 base score is 4.2 out of 10.
- Is CVE-2024-52510 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.