CVE-2021-42703

Published: Nov 15, 2021Modified: Jun 17, 2026

6.1

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Exploitability: 2.8 / Impact: 2.7

Source: NVD

Description

This vulnerability could allow an attacker to send malicious Javascript code resulting in hijacking of the user’s cookie/session tokens, redirecting the user to a malicious webpage, and performing unintended browser action.

Affected (1)

Products: Advantech: Webaccess Hmi Designer

Advantech

1 product

Webaccess Hmi Designer

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Advantech Webaccess Hmi Designer	Before 2.1.11.0

Related CWEs

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References (2)

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

Source: ics-cert@hq.dhs.gov

Third Party AdvisoryUS Government Resource

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

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party AdvisoryUS Government Resource

Timeline

No history available yet.