SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-28645

Risk is higher for systems which allow users to register themselves and have the data directory in the web root.

CRITICAL 9.1EPSS 1.24%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.24%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Deleting users with certain names caused system files to be deleted. Risk is higher for systems which allow users to register themselves and have the data directory in the web root. This affects ownCloud/core versions < 10.6.

CVSS 3.1
9.1 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
EPSS
1.24% probability · 67th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
owncloud/owncloud
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.