Vulnerability in Siemens Capital Embedded Ar Classic 431-422

CVE-2021-25663

A vulnerability has been identified in Capital Embedded AR Classic 431-422 (All versions), Capital Embedded AR Classic R20-11 (All versions < V2303), Nucleus NET (All versions), Nucleus ReadyStart V3 (All versions < V2017.02.4), Nucleus Re…

EPSS: 0.007 (72.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-25663?
CVE-2021-25663 is a high-severity vulnerability in Siemens Capital Embedded Ar Classic 431-422, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 7.5/10. Published 2021-04-22.
How severe is CVE-2021-25663?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2021-25663 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.