Vulnerability Details : CVE-2017-12735
A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions < V8.3). An attacker who performs a Man-in-the-Middle attack between the LOGO! BM and other devices could potentially decrypt and modify network traffic.
Exploit prediction scoring system (EPSS) score for CVE-2017-12735
Probability of exploitation activity in the next 30 days: 0.11%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 43 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2017-12735
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
5.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:N |
8.6
|
4.9
|
NIST |
|
7.4
|
HIGH | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N |
2.2
|
5.2
|
NIST |
CWE ids for CVE-2017-12735
-
The product does not adequately verify the identity of actors at both ends of a communication channel, or does not adequately ensure the integrity of the channel, in a way that allows the channel to be accessed or influenced by an actor that is not an endpoint.Assigned by: productcert@siemens.com (Primary)
References for CVE-2017-12735
-
http://www.securityfocus.com/bid/100561
Siemens LOGO!8 BM CVE-2017-12735 Man in the Middle Security Bypass VulnerabilityThird Party Advisory;VDB Entry
-
https://cert-portal.siemens.com/productcert/pdf/ssa-087240.pdf
Vendor Advisory
Products affected by CVE-2017-12735
- cpe:2.3:o:siemens:logo\!_8_bm_firmware:*:*:*:*:*:*:*:*