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
- Siemens Capital Embedded Ar Classic 431-422 — versions 0
- Siemens Capital Embedded Ar Classic R20-11 — versions 0
- Siemens Nucleus Net — versions All versions
- Siemens Nucleus Readystart V3 — versions 0
- Siemens Nucleus Readystart V4 — versions 0
- Siemens Nucleus Source Code — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cert-portal.siemens.com/productcert/pdf/ssa-248289.pdf (x_refsource_MISC)
- us-cert.cisa.gov/ics/advisories/icsa-21-103-05 (x_refsource_CONFIRM)
- cert-portal.siemens.com/productcert/html/ssa-248289.html
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.