Cross-Site Scripting Vulnerability in Advantech WebAccess Products
CVE-2021-34540

6.1MEDIUM

Key Information:

Vendor

Advantech
Status
Webaccess
Vendor
CVE Published:
11 June 2021

What is CVE-2021-34540?

A Cross-Site Scripting vulnerability exists in Advantech WebAccess versions 8.4.2 and 8.4.4. This issue arises from improper validation of user input in the username field on the bwRoot.asp page of WADashboard, allowing attackers to inject malicious scripts. Exploitation of this vulnerability can lead to a range of attacks, including session hijacking, data theft, and defacement of user interfaces.

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References

https://www.advantech.com/support
x_refsource_MISC
https://github.com/ethancsyang/CveProject/tree/main/CVE-2...
x_refsource_MISC

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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