CVE-2021-20127

high
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

An arbitrary file deletion vulnerability exists in the file delete functionality of the Html5Servlet endpoint of Draytek VigorConnect 1.6.0-B3. This allows an authenticated user to arbitrarily delete files in any location on the target operating system with root privileges.

References

https://www.tenable.com/security/research/tra-2021-42

Details

Source: MITRE

Published: 2021-10-13

Updated: 2021-10-19

Risk Information

CVSS v2

Base Score: 8.5

Vector: AV:N/AC:L/Au:S/C:N/I:C/A:C

Impact Score: 9.2

Exploitability Score: 8

Severity: HIGH

CVSS v3

Base Score: 8.1

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Impact Score: 5.2

Exploitability Score: 2.8

Severity: HIGH

Vulnerable Software

Configuration 1

OR

cpe:2.3:a:draytek:vigorconnect:1.6.0:beta3:*:*:*:*:*:*