(0Day) Advantech WebAccess RtspVapgDecoderNew2 SetLangStringHex Out-of-bounds Access Remote Code Execution Vulnerability

2017-08-07T00:00:00
ID ZDI-17-563
Type zdi
Reporter Anonymous
Modified 2017-08-07T00:00:00

Description

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Advantech WebAccess. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within RtspVapgDecoderNew2.dll. The issue results from the lack of proper validation of user-supplied data which can result in a memory access outside an allocated buffer. An attacker can leverage this vulnerability to execute arbitrary code under the context of the process.