QID 590884

Date Published: 2022-07-18

QID 590884: Siemens SIMATIC S7-1200 V2.x Insecure storage of HTTPS CA certificate Vulnerability (SSA-240718)

AFFECTED PRODUCTS
SIMATIC S7-1200 CPU family (incl. SIPLUS variants): V2.x

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

The private key for the CA SIMATIC CONTROLLER in the S7-1200 V2.x has been compromised. This could allow an attacker to perform man-in-the-middle attacks or to deploy malicious but trusted web sites.

CVSS V3 rated as High - 6.8 severity.

CVSS V2 rated as Medium - 5.1 severity.

Solution

Customers are advised to refer to CERT MITIGATIONS section ssa-240718 for affected packages and patching details.

Vendor References

ssa-240718 - cert-portal.siemens.com/productcert/pdf/ssa-240718.pdf

CVEs related to QID 590884

Software Advisories

Advisory ID	Software	Component	Link
ssa-240718			cert-portal.siemens.com/productcert/pdf/ssa-240718.pdf

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