VDB
CVE-2021-22877
CVE-2021-22877
PUBLISHED
CVSS 5.5 MEDIUM
A missing user check in Nextcloud prior to 20.0.6 inadvertently populates a user's own credentials for other users external storage configuration when not already configured yet.
EPSS 0.28% · 51.6th percentile
Risk Scores
CVSS 2.0
5.5
EPSS Score
0.28%
51.6th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| n/a | Nextcloud Server | Fixed in 20.0.6 |
| fedoraproject | fedora | 34 |
| nextcloud | nextcloud_server | 0 |
Timeline
- CVE Published
- Mar 1, 2021 PoC Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
References
- https://github.com/nextcloud/server/issues/24600 url
- FEDORA-2021-eac0e52f88 vendor-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2021-22877 advisory
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L6BO6P6MP2MOWA6PZRXX32PLWPXN5O4S url
- https://nextcloud.com/security/advisory/?id=NC-SA-2021-004 technical
- https://github.com/nextcloud/server/pull/25224 patch
- https://hackerone.com/reports/1061591 issue