Advisory Details

May 27th, 2020

Trend Micro InterScan Web Security Virtual Appliance Command Injection Remote Code Execution Vulnerability

CVE ID	CVE-2020-8605
CVSS SCORE	8.8, AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AFFECTED VENDORS	Trend Micro
AFFECTED PRODUCTS	InterScan Web Security Virtual Appliance
VULNERABILITY DETAILS	This vulnerability allows remote attackers to execute arbitrary code on affected installations of Trend Micro InterScan Web Security Virtual Appliance. Authentication is required to exploit this vulnerability. The specific flaw exists within the LogSettingHandler class. When parsing the mount_device parameter, the process does not properly validate a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root.
ADDITIONAL DETAILS	https://success.trendmicro.com/solution/000253095
DISCLOSURE TIMELINE	2020-01-17 - Vulnerability reported to vendor 2020-05-27 - Coordinated public release of advisory 2020-05-28 - Advisory Updated
CREDIT	Mehmet INCE (@mdisec)

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