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MEDIUM · 5.4

CVE-2021-42703

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 uni...

Vulnerability 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.

CVSS Score

5.4

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
AdvantechWebaccess Hmi Designer< 2.1.11.0

Related Weaknesses (CWE)

CWE-79

References

FAQ

What is CVE-2021-42703?

CVE-2021-42703 is a vulnerability with a CVSS score of 5.4 (MEDIUM). 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 uni...

How severe is CVE-2021-42703?

CVE-2021-42703 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-42703?

Check the references section above for vendor advisories and patch information. Affected products include: Advantech Webaccess Hmi Designer.