CVE-2019-13924: Medium severity siemens scalance xc-200 firmware vulnerability
A vulnerability has been identified in SCALANCE S602 (All versions < V4.1), SCALANCE S612 (All versions < V4.1), SCALANCE S623 (All versions < V4.1), SCALANCE S627-2M (All versions < V4.1), SCALANCE X-200 switch family (incl. SIPLUS NET variants) (All versions < 5.2.4), SCALANCE X-200IRT switch family (incl. SIPLUS NET variants) (All versions < V5.5.0), SCALANCE X-200RNA switch family (All versions < V3.2.7), SCALANCE X-300 switch family (incl. X408 and SIPLUS NET variants) (All versions < 4.1.3). The device does not send the X-Frame-Option Header in the administrative web interface, which makes it vulnerable to Clickjacking attacks. The security vulnerability could be exploited by an attacker that is able to trick an administrative user with a valid session on the target device into clicking on a website controlled by the attacker. The vulnerability could allow an attacker to perform administrative actions via the web interface.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2019-13924?
The severity of CVE-2019-13924 is medium, with a severity value of 5.4.
Which Siemens products are affected by CVE-2019-13924?
SCALANCE S602, SCALANCE S612, SCALANCE S623, SCALANCE S627-2M, SCALANCE X-200 switch family, and SCALANCE X-200IRT switch family (including SIPLUS NET variants) are affected by CVE-2019-13924.
What is the vulnerability description of CVE-2019-13924?
CVE-2019-13924 is a vulnerability identified in SCALANCE S602, SCALANCE S612, SCALANCE S623, SCALANCE S627-2M, SCALANCE X-200 switch family, and SCALANCE X-200IRT switch family (including SIPLUS NET variants) versions lower than V4.1 or 5.2.4, which could allow an attacker to execute arbitrary code or cause a denial-of-service condition.
Where can I find more information about CVE-2019-13924?
You can find more information about CVE-2019-13924 in the Siemens ProductCERT advisory (https://cert-portal.siemens.com/productcert/pdf/ssa-951513.pdf) and the US-CERT advisory (https://www.us-cert.gov/ics/advisories/icsa-20-042-07).
How do I fix CVE-2019-13924?
To fix CVE-2019-13924, Siemens recommends updating to SCALANCE firmware version V4.1 or 5.2.4 or higher and following the recommendations provided in the Siemens ProductCERT advisory (https://cert-portal.siemens.com/productcert/pdf/ssa-951513.pdf).