First published: Tue Feb 09 2021(Updated: )
When using an object storage like S3 as the file store, when a user creates a public link to a folder where anonymous users can upload files, and another user uploads a virus the files antivirus app would detect the virus but fails to delete it due to permission issues. This affects the files_antivirus component versions before 0.15.2 for ownCloud.
Credit: cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
Owncloud Files Antivirus | <0.15.2 |
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CVE-2020-16144 is a vulnerability that affects Owncloud Files Antivirus versions up to 0.15.2.
CVE-2020-16144 allows anonymous users to upload files with viruses to a publicly accessible folder, and the antivirus app fails to delete the virus due to permission issues.
The severity of CVE-2020-16144 is medium, with a severity value of 5.7.
To fix CVE-2020-16144, update to a version of Owncloud Files Antivirus that is higher than 0.15.2.
You can find more information about CVE-2020-16144 in the [Owncloud security advisories](https://owncloud.com/security-advisories/files-antivirus-doesnt-delete-virus-if-uploaded-through-public-link/).