VulnerabilityModified
CVE-2021-33828
The files_antivirus component before 1.0.0 for ownCloud mishandles the protection mechanism by which malicious files (that have been uploaded to a public share) are supposed to be deleted upon detection.
HIGH 8.8EPSS 1.16%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.16%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The files_antivirus component before 1.0.0 for ownCloud mishandles the protection mechanism by which malicious files (that have been uploaded to a public share) are supposed to be deleted upon detection.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.16% probability · 65th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-434
- Affected
- owncloud/files antivirus
- Source
- cve@mitre.org
References
- https://doc.owncloud.com/server/admin_manual/release_notes.htmlRelease Notes, Vendor Advisory
- https://owncloud.com/security-advisories/cve-2021-33828/Vendor Advisory
- https://doc.owncloud.com/server/admin_manual/release_notes.htmlRelease Notes, Vendor Advisory
- https://owncloud.com/security-advisories/cve-2021-33828/Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.