Vulnerability · Published Feb 4, 2020 · Assigned by hackerone
CVE-2020-8122
Medium 4.3
In plain English
A medium-severity improper access control in Nextcloud server. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 53% of all known vulnerabilities).
Severity (CVSS NVD)4.3Medium
Exploit odds (30 days)0.7%top 47.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A missing check in Nextcloud Server 14.0.3 could give recipient the possibility to extend the expiration date of a share they received.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | Nextcloud server | 14.0.4 |
Weakness: CWE-284
References
- https://hackerone.com/reports/447494 x_refsource_MISC
- https://nextcloud.com/security/advisory/?id=NC-SA-2019-002 x_refsource_MISC