PT-2023-27940 · WordPress · Wp Ultimate Csv Importer

István Márton + 1 · Published 2023-08-04 · Updated 2023-08-08 · CVE-2023-4140

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions WP Ultimate CSV Importer plugin for WordPress versions up to, and including, 7.9.8

Description The issue is related to privilege escalation due to insufficient restriction on the get header values function. This allows authenticated attackers with minimal permissions, such as an author, to modify their user role by supplying the wp capabilities->cus1 parameter, but only if the administrator previously grants access in the plugin settings.

Recommendations For WP Ultimate CSV Importer plugin for WordPress versions up to, and including, 7.9.8: As a temporary workaround, consider restricting access to the get header values function until a patch is available. Additionally, avoid using the wp capabilities->cus1 parameter in affected areas until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Improper Privilege Management

Weakness Enumeration

CWE-269

Related Identifiers

CVE-2023-4140

Affected Products

Wp Ultimate Csv Importer

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2023-4140 · Security Note
• https://plugins.trac.wordpress.org/changeset/2944635/wp-ultimate-csv-importer/trunk/wp-ultimate-csv-importer.php · Patch
• https://osv.dev/vulnerability/CVE-2023-4140 · Vendor Advisory
• https://plugins.trac.wordpress.org/browser/wp-ultimate-csv-importer/tags/7.9.6/importExtensions/ImportHelpers.php#L205 · Note
• https://wordfence.com/threat-intel/vulnerabilities/id/5fdba41f-daa5-44e8-bc47-aa8b7bd31054?source=cve · Note
• https://t.me/cibsecurity/67745 · Telegram Post