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CVE-2020-16144

MEDIUM
5.7
CVSS Score
Published: February 9, 2021 at 05:59 PM UTC
Updated: June 17, 2026 at 02:57 AM UTC
1 product affected across 1 vendorFiles Antivirus

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Severity
MEDIUM5.7
Exploit prediction
EPSS 0.8%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Files Antivirus· Owncloud
95%
v < 0.15.2
Affected range stops below 0.15.2, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_MISCVendor Advisory
Source: [email protected]
https://owncloud.com/security-advisories/files-antivirus-doesnt-delete-virus-if-uploaded-through-public-link/

CVSS

5.7MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-276

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