PT-2023-12447 · WordPress · Unauthenticated Account Creation

Jerome Bruandet · Published 2023-06-07 · Updated 2023-06-13 · CVE-2021-4343

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Unauthenticated Account Creation plugin for WordPress versions up to, and including, 1.6.6

Description The issue allows unauthenticated attackers to create accounts, including those with administrator privileges, due to the stm listing register AJAX action function being accessible and taking roles unprotected.

Recommendations For Unauthenticated Account Creation plugin for WordPress versions up to, and including, 1.6.6, consider disabling the stm listing register AJAX action function until a patch is available to prevent unauthenticated account creation.

Exploit

Fix

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

CVE-2021-4343

Affected Products

Unauthenticated Account Creation

References · 5

• 🔥 https://blog.nintechnet.com/wordpress-ulisting-plugin-fixed-multiple-critical-vulnerabilities · Exploit
• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2456786%40ulisting&new=2456786%40ulisting&sfp_email=&sfph_mail= · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2021-4343 · Security Note
• https://osv.dev/vulnerability/CVE-2021-4343 · Vendor Advisory
• https://wordfence.com/threat-intel/vulnerabilities/id/1c6bf45b-b02d-43bb-b682-7f1ae994e1d3?source=cve · Note