This site currently shows sample data for demonstration.

Vulnerabilities

CVE-2025-40943 | BDVDB-2026-319413 Detail

SiemensSIMATIC Drive Controller CPU 1504D TF

Description#

Affected devices do not properly sanitize contents of trace files. This could allow an attacker to inject code through social engineering an authorized user, who has the function right "Read diagnostics", to import a specially crafted trace file. The malicious trace file is insufficiently sanitized and malicious code could be executed in the clients browser session and trigger PLC operations via the webserver that the legitimate user is authorized to perform.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

  • CWE-95 Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection')

References#

Exploit#

No public exploit known

History#

  1. Version 1Record published in the CVE List.
  2. Version 2Most recent update recorded in the CVE List.