#VU27649 Out-of-bounds read in Advantech WebAccess - CVE-2020-12018
Published: May 11, 2020
Vulnerability identifier: #VU27649
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-12018
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Advantech WebAccess
Advantech WebAccess
Software vendor:
Advantech Co., Ltd
Advantech Co., Ltd
Description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the implementation of IOCTL 0x00002722 in ViewSrv.dll. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.
Remediation
Install updates from vendor's website.