Cross-site scripting in Siemens SCALANCE X-200 and X-200IRT Families

1) Cross-site scripting

EUVDB-ID: #VU68262

Risk: Low

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-40631

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

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 attacker can 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 updates from vendor's website.

Vulnerable software versions

SCALANCE X200-4P IRT: before 5.5.0

SCALANCE X201-3P IRT: before 5.5.0

SCALANCE X201-3P IRT PRO: before 5.5.0

SCALANCE X202-2IRT: before 5.5.0

SCALANCE X202-2P IRT: before 5.5.0

SCALANCE X202-2P IRT PRO: before 5.5.0

SCALANCE X204-2: before 5.2.5

SCALANCE X204-2FM: before 5.2.5

SCALANCE X204-2LD: before 5.2.5

SCALANCE X204-2LD TS: before 5.2.5

SCALANCE X204-2TS: before 5.2.5

SCALANCE X204IRT: before 5.5.0

SCALANCE X204IRT PRO: before 5.5.0

SCALANCE X206-1: before 5.2.5

SCALANCE X206-1LD: before 5.2.5

SCALANCE X208: before 5.2.5

SCALANCE X208PRO: before 5.2.5

SCALANCE X212-2: before 5.2.5

SCALANCE X212-2LD: before 5.2.5

SCALANCE X216: before 5.2.5

SCALANCE X224: before 5.2.5

SCALANCE XF201-3P IRT: before 5.5.0

SCALANCE XF202-2P IRT: before 5.5.0

SCALANCE XF204: before 5.2.5

SCALANCE XF204-2: before 5.2.5

SCALANCE XF204-2BA IRT: before 5.5.0

SCALANCE XF204IRT: before 5.5.0

SCALANCE XF206-1: before 5.2.5

SCALANCE XF208: before 5.2.5

SIPLUS NET SCALANCE X202-2P IRT: before 5.5.0

External links

http://cert-portal.siemens.com/productcert/pdf/ssa-501891.pdf

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.