SecuriTricks - CVE-2021-22291

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in ABB EIBPORT V3 KNX, ABB EIBPORT V3 KNX GSM.This issue affects EIBPORT V3 KNX: before 3.9.2; EIBPORT V3 KNX GSM: before 3.9.2.

Product(s) Impacted

Vendor	Product	Versions
Abb	Eibport V3 Knx Eibport V3 Knx Gsm	<3.9.2 <3.9.2

Weaknesses

Common security weaknesses mapped to this vulnerability.

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.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	abb	eibport_v3_knx	<3.9.2	/	/	/	/	/	/	/
a	abb	eibport_v3_knx_gsm	<3.9.2	/	/	/	/	/	/	/

References

https://search.abb.com/library/Download.aspx?DocumentID=9AKK108471A7808&LanguageCode=en&DocumentPartId=pdf&Action=Launch

CVSS Score

8.5 / 10

CVSS Data - 4.0

Attack Vector: NETWORK
Attack Complexity: LOW
Attack Requirements: NONE
Privileges Required: LOW
User Interaction: ACTIVE
Scope:
Confidentiality Impact: HIGH
Integrity Impact: HIGH
Availability Impact: HIGH
Exploit Maturity: NOT_DEFINED

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

View Vector String

Timeline

Published: Oct. 7, 2025, 2:15 p.m.
Last Modified: Oct. 8, 2025, 7:38 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

cybersecurity@ch.abb.com

CVE-2021-22291