CVE-2019-10920
A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions < V8.3). Project data stored on the device, which…
- Published
- Updated
- Reserved
- Assigned by
- siemens
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.
Timeline
ID reserved
By siemens
- 36 days later
· 36 days later
Published
- 5 years later
· 5 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 1.5% · top 26% of all CVEs (7 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
Siemens · LOGO! 8 BM (incl. SIPLUS variants)
- affected All versions < V8.3
References (5)
- 108382 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 20190529 [SYSS-2019-012]: Siemens LOGO! 8 - Use of Hard-coded Cryptographic Key (CWE-321) (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 20190529 [SYSS-2019-012]: Siemens LOGO! 8 - Use of Hard-coded Cryptographic Key (CWE-321) (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- https://cert-portal.siemens.com/productcert/pdf/ssa-542701.pdf (opens in a new tab)x_refsource_MISCx_transferred
- http://packetstormsecurity.com/files/153122/Siemens-LOGO-8-Hard-Coded-Cryptographic-Key.html (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2019-10920)Record last updated .