CVE-2020-8181: Malicious File Upload
First published: Fri Jul 10 2020(Updated: )
A missing file type check in Nextcloud Contacts 3.2.0 allowed a malicious user to upload any file as avatars.
Credit: support@hackerone.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Nextcloud Contacts | <3.3.0 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2020-8181?
The severity of CVE-2020-8181 is medium with a severity value of 4.3.
How does CVE-2020-8181 impact Nextcloud Contacts?
CVE-2020-8181 allows a malicious user to upload any file as avatars in Nextcloud Contacts 3.2.0.
Which versions of Nextcloud Contacts are affected by CVE-2020-8181?
Nextcloud Contacts versions up to exclusive 3.3.0 are affected by CVE-2020-8181.
How can I fix CVE-2020-8181?
To fix CVE-2020-8181, it is recommended to update Nextcloud Contacts to a version beyond 3.3.0.
What is the Common Weakness Enumeration ID for CVE-2020-8181?
The Common Weakness Enumeration (CWE) IDs for CVE-2020-8181 are 434 and 840.
- collector/nvd-index
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/author
- agent/references
- agent/severity
- agent/weakness
- agent/remedy
- agent/last-modified-date
- agent/softwarecombine
- agent/tags
- agent/description
- agent/first-publish-date
- agent/event
- vendor/nextcloud
- canonical/nextcloud contacts