Vulnerabilities > CVE-2019-10920 - Use of Hard-coded Cryptographic Key vulnerability in Siemens Logo!8 BM Firmware

047910
CVSS 5.0 - MEDIUM
Attack vector
NETWORK
Attack complexity
LOW
Privileges required
NONE
Confidentiality impact
PARTIAL
Integrity impact
NONE
Availability impact
NONE
network
low complexity
siemens
CWE-321

Summary

A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions < V8.3). Project data stored on the device, which is accessible via port 10005/tcp, can be decrypted due to a hardcoded encryption key. The security vulnerability could be exploited by an unauthenticated attacker with network access to port 10005/tcp. No user interaction is required to exploit this security vulnerability. The vulnerability impacts confidentiality of the device. At the time of advisory publication no public exploitation of this security vulnerability was known.

Vulnerable Configurations

Part Description Count
OS
Siemens
2
Hardware
Siemens
1

Common Weakness Enumeration (CWE)

Packetstorm

data sourcehttps://packetstormsecurity.com/files/download/153122/SYSS-2019-012.txt
idPACKETSTORM:153122
last seen2019-05-29
published2019-05-29
reporterMatthias Deeg
sourcehttps://packetstormsecurity.com/files/153122/Siemens-LOGO-8-Hard-Coded-Cryptographic-Key.html
titleSiemens LOGO! 8 Hard-Coded Cryptographic Key