SB2024110419 - Multiple vulnerabilities in Wux Blog Editor plugin for WordPress

Description

This security bulletin contains information about 2 vulnerabilities.

1) Arbitrary file upload (CVE-ID: CVE-2024-9932)

CWE-ID: CWE-434 - Unrestricted Upload of File with Dangerous Type

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insufficient validation of file during file upload in the "wuxbt_insertImageNew" function. A remote attacker can upload a malicious file and execute it on the server.

2) Improper Authentication (CVE-ID: CVE-2024-9931)

CWE-ID: CWE-287 - Improper Authentication

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests. A remote attacker can log in to the first administrator user.

Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.

References

• https://www.wordfence.com/threat-intel/vulnerabilities/id/c2c0ab2d-1ba9-4a0a-b1fa-bacebe1034eb?source=cve
• https://plugins.trac.wordpress.org/browser/wux-blog-editor/tags/3.0.0/External_Post_Editor.php#L675
• https://www.wordfence.com/threat-intel/vulnerabilities/id/494ef738-c900-4d00-8739-3b261586d4ff?source=cve