SB2023092713 - Multiple vulnerabilities in Advantech EKI-1524-CE series

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Stored cross-site scripting (CVE-ID: CVE-2023-4202)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

2) Stored cross-site scripting (CVE-ID: CVE-2023-4203)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Remediation

Install update from vendor's website.

References

• https://cyberdanube.com/en/en-st-polten-uas-multiple-vulnerabilities-in-advantech-eki-15xx-series/
• http://seclists.org/fulldisclosure/2023/Aug/13
• http://packetstormsecurity.com/files/174153/Advantech-EKI-1524-CE-EKI-1522-EKI-1521-Cross-Site-Scripting.html
• https://www.cisa.gov/news-events/ics-advisories/icsa-23-269-04