Advisory Details

May 12th, 2023

Trend Micro Mobile Security for Enterprises widgetforsecurity set_certificates_config Unrestricted File Upload Vulnerability

CVE ID	CVE-2023-32526
CVSS SCORE	6.5, AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
AFFECTED VENDORS	Trend Micro
AFFECTED PRODUCTS	Mobile Security for Enterprises
VULNERABILITY DETAILS	This vulnerability allows remote attackers to create arbitrary files on affected installations of Trend Micro Mobile Security for Enterprises. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the set_certificates_config action defined within the web/widgetforsecurity path. The issue results from the lack of proper validation of user-supplied data, which can allow the upload of arbitrary files. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of IUSR.
ADDITIONAL DETAILS	Trend Micro has issued an update to correct this vulnerability. More details can be found at: https://success.trendmicro.com/solution/000293106
DISCLOSURE TIMELINE	2023-01-18 - Vulnerability reported to vendor 2023-05-12 - Coordinated public release of advisory
CREDIT	Poh Jia Hao of STAR Labs SG Pte. Ltd.

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