Vulnerability Report

CVE-2021-22676

Title: Advantech Webaccess\/Scada Cross-Site Scripting (XSS)

Cross-Site Scripting (XSS)

Proof Of Concept

No public PoC currently indexed for CVE-2021-22676.

CWE Category CWE-79

Published Date Aug 10, 2021

Modified Date Nov 21, 2024

Exploit Status Not Found

Score 6.1 CVSS v3.1

Exploit Probability (EPSS)

0.64%

Vulnerability Summary

CVE-2021-22676: UserExcelOut.asp within WebAccess/SCADA is vulnerable to cross-site scripting (XSS), which could allow an attacker to send malicious JavaScript code. This could result in hijacking of cookie/session tokens, redirection to a malicious webpage, and unintended browser action on the WebAccess/SCADA (WebAccess/SCADA versions prior to 8.4.5, WebAccess/SCADA versions prior to 9.0.1).

Impacted Vendors

advantech 1

Reference Links

https://us-cert.cisa.gov/ics/advisories/icsa-21-217-04 https://us-cert.cisa.gov/ics/advisories/icsa-21-217-04

CVSS v3.1

Source Entity [email protected]

Severity MEDIUM

6.1

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

REQUIRED

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

CHANGED

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

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

4.3

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:M/Au:N/C:N/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2021-22676 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

November 21, 2024 MODIFIED

Vulnerability data or affected products updated.

August 10, 2021 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction REQUIRED

CVSS Vector String


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

Affected Stack

No specific products linked.