CVE-2017-0884 json
Nextcloud Server before 9.0.55 and 10.0.2 suffers from a creation of folders in read-only folders despite lacking permissions issue.
published 2017-04-05 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-1238
- cvss
- 4.3
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 52%
- public exploits
- 0
- none known
Summary
Nextcloud Server before 9.0.55 and 10.0.2 suffers from a creation of folders in read-only folders despite lacking permissions issue. Due to a logical error in the file caching layer an authenticated adversary is able to create empty folders inside a shared folder. Note that this only affects folders and files that the adversary has at least read-only permissions for.
Patch / fix
- nextcloud nextcloud_server 9.0.55, 10.0.2
Exploit prediction
0.67% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
| NVD | 2.0 | 4.0 | AV:N/AC:L/Au:S/C:N/I:P/A:N |
Affected products
- Nextcloud Nextcloud Server
Classification
References
-
nextcloud.com
/security/advisory/?id=nc-sa-2017-002
broken-link, patch, vendor-advisory
-
hackerone.com
/reports/169680
third-party-advisory
Sources
- CVE List CVE-2017-0884
- NVD CVE-2017-0884
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