QID 590992

Date Published: 2022-08-24

QID 590992: Siemens S7-1200 Web Application Cross-Site Scripting (XSS) Vulnerability (ICSA-12-283-01) (SSA-279823)

Affected Products
Siemens reports that the vulnerabilities affect the following versions of S7-1200 PLCs:
V2.x,
V3.0.0, and
V3.0.1.
Impact

QID Detection Logic (Authenticated):
QID checks for the Vulnerable version of using passive scanning

An attacker that successfully exploits this vulnerability can run malicious JavaScript code on the target machine. Malicious code can execute various actions such as modify browser contents delivered from the PLC, steal session data, and issue commands from the PLCs Web server.

  • CVSS V3 rated as Critical - 8.8 severity.
  • CVSS V2 rated as Medium - 4.3 severity.
    • Solution

    Customers are advised to refer to CERT MITIGATIONS section ICSA-12-283-01 for affected packages and patching details.

    Vendor References

    CVEs related to QID 590992

    CVE-2012-3040 |
    Software Advisories
    Advisory ID Software Component Link
    ICSA-12-283-01 URL Logo www.us-cert.gov/ics/advisories/ICSA-12-283-01
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