PT-2023-12523 · WordPress · Wp Easypay – Square

Jerome Bruandet · Published 2023-07-12 · Updated 2023-07-18 · CVE-2021-4411

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions WP EasyPay – Square for WordPress plugin versions up to, and including, 3.2.0

Description The issue is related to Cross-Site Request Forgery due to missing or incorrect nonce validation on the wpep download transaction in excel() function. This allows unauthenticated attackers to trigger a transactions download via a forged request if they can trick a site administrator into performing an action such as clicking on a link.

Recommendations For WP EasyPay – Square for WordPress plugin versions up to, and including, 3.2.0, consider disabling the wpep download transaction in excel() function until a patch is available to prevent exploitation.

Fix

CSRF

Weakness Enumeration

CWE-352

Related Identifiers

CVE-2021-4411

Affected Products

Wp Easypay – Square

References · 12

• https://osv.dev/vulnerability/CVE-2021-4411 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-4411 · Security Note
• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2551919%40wp-easy-pay&new=2551919%40wp-easy-pay&sfp_email=&sfph_mail= · Patch
• https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-4 · Note
• https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-1 · Note
• https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-3 · Note
• https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-2 · Note
• https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks · Note
• https://plugins.trac.wordpress.org/browser/wp-easy-pay/trunk/wpep_setup.php?rev=2426641#L219 · Note
• https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-5 · Note
• https://wordfence.com/threat-intel/vulnerabilities/id/a1fbb3a6-fcc2-47c5-a086-331e69292add?source=cve · Note
• https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrf-attacks · Note