PT-2018-4012 · Draytek · Draytek Vigor

Published 2018-05-18 · Updated 2020-04-03 · CVE-2018-20872

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions DrayTek routers versions prior to 2018-05-23

Description The issue is related to a CSRF attack that can change DNS or DHCP settings. It is associated with a flaw in the web interface of DrayTek Vigor router firmware, allowing a remote attacker to perform a CSRF attack.

Recommendations For versions prior to 2018-05-23, update the firmware to a version released after 2018-05-23 to resolve the issue. As a temporary workaround, consider restricting access to the web interface to minimize the risk of exploitation.

Fix

CSRF

Weakness Enumeration

CWE-352

Related Identifiers

BDU:2024-11414

CVE-2018-20872

Affected Products

Draytek Vigor

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2018-20872 · Security Note
• https://bdu.fstec.ru/vul/2024-11414 · Security Note
• https://osv.dev/vulnerability/CVE-2018-20872 · Vendor Advisory
• https://cxsecurity.com/cveshow/CVE-2018-20872 · Note
• https://draytek.com/about/security-advisory/urgent-security-updates-to-draytek-routers · Note
• https://feedly.com/cve/CVE-2018-20872 · Note