Is CVE-2021-20125 actively exploited?

CVE-2021-20125 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2021-20125?

CVE-2021-20125 has a CVSS score of 9.8 (CRITICAL severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2021-20125?

Patch guidance is available from draytek security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2021-20125.

Which products are affected by CVE-2021-20125?

1 product: draytek vigorconnect.

Fix CVE-2021-20125 - CRITICAL draytek vigorconnect

Description

An arbitrary file upload and directory traversal vulnerability exists in the file upload functionality of DownloadFileServlet in Draytek VigorConnect 1.6.0-B3. An unauthenticated attacker could leverage this vulnerability to upload files to any location on the target operating system with root privileges.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-22 · Path Traversal CWE-434 · Unrestricted File Upload

Metadata

Primary Vendor: DRAYTEK
Published: 10/13/2021
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2021-20125

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary