PT-2021-8208 · Draytek · Draytek Vigorconnect

Published 2021-10-12 · Updated 2021-10-19 · CVE-2021-20126

Positive Technologies (AI Summary)

CVSS v2.0

10

High

Base vector

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

Name of the Vulnerable Software and Affected Versions DrayTek VigorConnect version 1.6.0-B3

Description The issue is related to a lack of cross-site request forgery protections and insufficient verification of well-formed, valid, and consistent requests. This could allow a remote attacker to exploit the vulnerability.

Recommendations For DrayTek VigorConnect version 1.6.0-B3, consider implementing additional security measures to protect against cross-site request forgery attacks until a patch is available. As a temporary workaround, restrict access to sensitive areas of the application to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Unrestricted File Upload

Path traversal

CSRF

Weakness Enumeration

CWE-434

CWE-22

CWE-352

Related Identifiers

BDU:2024-11435

CVE-2021-20126

Affected Products

Draytek Vigorconnect

References · 6

• 🔥 https://tenable.com/security/research/tra-2021-42 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-20126 · Security Note
• https://bdu.fstec.ru/vul/2024-11435 · Security Note
• https://osv.dev/vulnerability/CVE-2021-20126 · Vendor Advisory
• https://t.me/cibsecurity/30520 · Telegram Post
• https://draytek.co.uk/support/downloads/vigorconnect · Note