ID

VAR-201801-0152

CVE

CVE-2017-16728

TITLE

Advantech WebAccess webvrpcs drawsrv Untrusted Pointer Dereference Remote Code Execution Vulnerability

DESCRIPTION

An Untrusted Pointer Dereference issue was discovered in Advantech WebAccess versions prior to 8.3. There are multiple vulnerabilities that may allow an attacker to cause the program to use an invalid memory address, resulting in a program crash. This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Advantech WebAccess. Authentication is not required to exploit this vulnerability.The specific flaw exists within the implementation of the 0x27e7 IOCTL in the webvrpcs process. An attacker can leverage this functionality to execute code under the context of Administrator. Advantech WebAccess is a suite of browser-based HMI/SCADA software from Advantech. The software supports dynamic graphical display and real-time data control, and provides the ability to remotely control and manage automation equipment. A denial of service vulnerability exists in versions prior to Advantech WebAccess 8.3. Advantech WebAccess is prone to the following security vulnerabilities: 1. Multiple denial-of-service vulnerabilities 2. Multiple stack-based buffer-overflow vulnerabilities 3. A directory-traversal vulnerability 4. An SQL-injection vulnerability 5. Multiple denial-of-service vulnerabilities An attacker can exploit these issues to execute arbitrary code in the context of the application, or modify data, or exploit latent vulnerabilities in the underlying database,perform certain unauthorized actions, gain unauthorized access and obtain sensitive information

IOT TAXONOMY

AFFECTED PRODUCTS

CVSS

PROBLEMTYPE DATA

THREAT TYPE

remote

TYPE

Code problem

PATCH

EXTERNAL IDS

REFERENCES

CREDITS

Steven Seeley (mr_me) of Offensive Security

SOURCES

LAST UPDATE DATE

2025-11-28T23:09:46.941000+00:00

SOURCES UPDATE DATE

SOURCES RELEASE DATE