Vulnerability identifier: #VU13333
Vulnerability risk: Low
CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]
CVE-ID:
CWE-ID:
CWE-79
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
SCALANCE X300
Hardware solutions /
Routers & switches, VoIP, GSM, etc
SCALANCE X-200 IRT
Hardware solutions /
Routers & switches, VoIP, GSM, etc
SCALANCE X-200
Hardware solutions /
Routers & switches, VoIP, GSM, etc
Vendor: Siemens
Description
The disclosed vulnerability allows a remote authenticated attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker with access to the configuration web server can store script code on the website, provided the HRP redundancy option is set, trick the victim to follow a specially crafted link 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.
Mitigation
Install update from vendor's website.
Vulnerable software versions
SCALANCE X300: All versions
SCALANCE X-200 IRT: All versions
SCALANCE X-200: All versions
External links
https://ics-cert.us-cert.gov/advisories/ICSA-18-163-02
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.