PT-2023-12537 · WordPress · Slider Hero

Jerome Bruandet · Published 2023-07-12 · Updated 2023-07-19 · CVE-2021-4424

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 Slider Hero plugin for WordPress versions up to and including 8.2.0

Description The issue is related to Cross-Site Request Forgery due to missing or incorrect nonce validation on the qc slider hero duplicate() function. This allows unauthenticated attackers to duplicate slides by tricking a site administrator into performing an action, such as clicking on a link.

Recommendations For Slider Hero plugin for WordPress versions up to and including 8.2.0, update to a version that includes the fix for the nonce validation issue in the qc slider hero duplicate() function. As a temporary workaround, consider restricting access to the qc slider hero duplicate() function to prevent unauthorized slide duplication.

Fix

CSRF

Weakness Enumeration

CWE-352

Related Identifiers

CVE-2021-4424

Affected Products

Slider Hero

References · 11

• https://osv.dev/vulnerability/CVE-2021-4424 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-4424 · Security Note
• https://plugins.trac.wordpress.org/changeset/2548890/slider-hero/trunk/qcld-slider-main.php · 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://wordfence.com/threat-intel/vulnerabilities/id/e6d195cd-4df8-4926-b834-d695fc05f81d?source=cve · Note
• https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks · Note
• https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-5 · Note
• https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrf-attacks · Note