PT-2018-15298 · WordPress · Two-Factor Authentication

Martijn Korse · Published 2018-12-19 · Updated 2019-03-15 · CVE-2018-20231

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions WordPress two-factor-authentication plugin versions prior to 1.3.13

Description The issue allows remote attackers to disable two-factor authentication (2FA) due to missing nonce validation. This can be achieved by exploiting the tfa enable tfa parameter.

Recommendations For versions prior to 1.3.13, update the two-factor-authentication plugin to version 1.3.13 or later to resolve the issue. As a temporary workaround, consider restricting access to the vulnerable tfa enable tfa parameter until the plugin is updated.

Exploit

Fix

CSRF

Weakness Enumeration

CWE-352

Related Identifiers

CVE-2018-20231

Affected Products

Two-Factor Authentication

References · 5

• 🔥 https://privacy-wise.com/two-factor-authentication-cross-site-request-forgery-csrf-vulnerability-cve-2018-20231 · Exploit
• https://osv.dev/vulnerability/CVE-2018-20231 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-20231 · Security Note
• https://wordpress.org/plugins/two-factor-authentication/#developers · Note
• https://wpvulndb.com/vulnerabilities/9187 · Note