CVE-2024-56336
CRITICALSiemens SINAMICS S200 - Unauthenticated Firmware Injection via Unlocked Bootloader
Title source: llmDescription
A vulnerability has been identified in SINAMICS S200 (All versions with serial number beginning with SZVS8, SZVS9, SZVS0 or SZVSN and the FS number is 02). The affected device contains an unlocked bootloader. This security oversight enables attackers to inject malicious code, or install untrusted firmware. The intrinsic security features designed to protect against data manipulation and unauthorized access are compromised when the bootloader is not secured.
References (1)
Core 1
Core References
Vendor Advisory
https://cert-portal.siemens.com/productcert/html/ssa-787280.html
Scores
CVSS v3
9.8
EPSS
0.0024
EPSS Percentile
46.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-287
Status
published
Products (1)
Siemens/SINAMICS S200
Published
Mar 11, 2025
Tracked Since
Feb 18, 2026