Vulnerability Details : CVE-2021-46304
A vulnerability has been identified in CP-8000 MASTER MODULE WITH I/O -25/+70°C (All versions), CP-8000 MASTER MODULE WITH I/O -40/+70°C (All versions), CP-8021 MASTER MODULE (All versions), CP-8022 MASTER MODULE WITH GPRS (All versions). The component allows to activate a web server module which provides unauthenticated access to its web pages. This could allow an attacker to retrieve debug-level information from the component such as internal network topology or connected systems.
Vulnerability category: BypassGain privilege
Products affected by CVE-2021-46304
- cpe:2.3:o:siemens:cp-8000_master_module_with_i\/o_-25\/\+70_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:cp-8000_master_module_with_i\/o_-40\/\+70_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:cp-8021_master_module_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:cp-8022_master_module_with_gprs_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-46304
0.12%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 44 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-46304
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2021-46304
-
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.Assigned by: productcert@siemens.com (Secondary)
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-46304
-
https://cert-portal.siemens.com/productcert/pdf/ssa-185638.pdf
Vendor Advisory
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