Advisory Details

August 30th, 2018

Trend Micro Maximum Security ID_AMSP_MASTER Out-Of-Bounds Read Privilege Escalation Vulnerability

CVE ID	CVE-2018-15363
CVSS SCORE	6.9, AV:L/AC:M/Au:N/C:C/I:C/A:C
AFFECTED VENDORS	Trend Micro
AFFECTED PRODUCTS	Maximum Security
VULNERABILITY DETAILS	This vulnerability allows local attackers to escalate privileges on vulnerable installations of Trend Micro Maximum Security. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the processing of request ID 0x2002 for IDAMSPMASTER in the service process coreServiceShell.exe. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code under the context of SYSTEM.
ADDITIONAL DETAILS	Trend Micro has issued an update to correct this vulnerability. More details can be found at: https://esupport.trendmicro.com/en-US/home/pages/technical-support/1120742.aspx
DISCLOSURE TIMELINE	2018-04-19 - Vulnerability reported to vendor 2018-08-30 - Coordinated public release of advisory 2018-08-30 - Advisory Updated
CREDIT	Anonymous

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