Memory Corruption Vulnerability in WebAccess HMI Designer by Advantech
CVE-2021-33004

7.8HIGH

Key Information:

Vendor

Advantech
Status
Webaccess Hmi Designer
Vendor
CVE Published:
24 June 2021

What is CVE-2021-33004?

The WebAccess HMI Designer from Advantech is susceptible to a memory corruption issue stemming from inadequate validation of user-uploaded files. This flaw permits an attacker to potentially execute arbitrary code, necessitating user interaction on versions 2.1.9.95 and earlier. Proper file handling and input validation measures are critical to safeguarding against such vulnerabilities.

Affected Version(s)

WebAccess HMI Designer versions 2.1.9.95 and prior

References

https://us-cert.cisa.gov/ics/advisories/icsa-21-173-01
x_refsource_MISC

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.