CVE-2020-8293
Last modified
CVE-2020-8293 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A missing input validation in Nextcloud Server before 20.0.2, 19.0.5, 18.0.11 allows users to store unlimited data in workflow rules causing load and potential DDoS on later interactions and usage with those rules.. EPSS estimates a 1.56% chance of exploitation in the next 30 days.
Description
A missing input validation in Nextcloud Server before 20.0.2, 19.0.5, 18.0.11 allows users to store unlimited data in workflow rules causing load and potential DDoS on later interactions and usage with those rules.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Nextcloud | Nextcloud Server | < 18.0.11 |
| Nextcloud | Nextcloud Server | >= 19.0.0, < 19.0.5 |
| Nextcloud | Nextcloud Server | >= 20.0.0, < 20.0.2 |
References
- https://hackerone.com/reports/1018146Third Party Advisory
- https://nextcloud.com/security/advisory/?id=NC-SA-2021-001Broken Link, Vendor Advisory
- https://hackerone.com/reports/1018146Third Party Advisory
- https://nextcloud.com/security/advisory/?id=NC-SA-2021-001Broken Link, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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