CVSS 3.1 Score 6.1 of 10 (medium)


Published Dec 15, 2023
Updated: Jan 31, 2024


CVE-2023-48387 is a vulnerability found in TAIWAN-CA(TWCA) JCICSecurityTool, affecting the t4aRtb product. The vulnerability allows an attacker to execute remote code on a user's system by exploiting the lack of source website and access location checks. This can be achieved when a user, who has completed identity verification, visits a malicious webpage created by the attacker. The vulnerability enables the attacker to read or modify any registry file under HKEY_CURRENT_USER. Remediation for this vulnerability involves updating the JCICSecurityTool to a patched version that includes proper filtering for special characters. This vulnerability has a base severity of MEDIUM and requires user interaction, posing a potential danger to organizations that use this tool.

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