CVEvulnerability
CVE-2019-10920
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2019-05-14
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:P/I:N/A:N
- Weaknesses
- CWE-321, CWE-798
Description
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.
Affected configurations
• siemens logo\!8 bm firmware
• siemens logo\!8 bm firmware (< 8.3)
Related
References
- http://packetstormsecurity.com/files/153122/Siemens-LOGO-8-Hard-Coded-Cryptographic-Key.html Third Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2019/May/44 Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/108382 Third Party Advisory, VDB Entry
- https://cert-portal.siemens.com/productcert/pdf/ssa-542701.pdf Vendor Advisory
- https://seclists.org/bugtraq/2019/May/72 Mailing List, Third Party Advisory
- http://packetstormsecurity.com/files/153122/Siemens-LOGO-8-Hard-Coded-Cryptographic-Key.html Third Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2019/May/44 Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/108382 Third Party Advisory, VDB Entry
- https://cert-portal.siemens.com/productcert/pdf/ssa-542701.pdf Vendor Advisory
- https://seclists.org/bugtraq/2019/May/72 Mailing List, Third Party Advisory