Vulnerability · Published Jul 10, 2020 · Assigned by hackerone
CVE-2020-8181
Medium 4.3
In plain English
A medium-severity security flaw in Nextcloud Contact. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 56% of all known vulnerabilities).
Severity (CVSS NVD)4.3Medium
Exploit odds (30 days)0.8%top 43.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A missing file type check in Nextcloud Contacts 3.2.0 allowed a malicious user to upload any file as avatars.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | Nextcloud Contact | 3.3.0 |
Weakness: CWE-840
References
- https://hackerone.com/reports/808287%2C x_refsource_MISC
- https://nextcloud.com/security/advisory/?id=NC-SA-2020-024 x_refsource_MISC