KEV Entry

CVE-2021-45420

Known Exploited Vulnerability Entry External Catalog

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Entry Details
Confirmed Exploited

CVE-2021-45420

2025-07-14 00:00 UTC

Timestamps

2025-07-14

2025-07-14

Scope

KEVIntel entry: Emerson Dixell XWEB-500 products are affected by arbitrary file write vulnerability in /cgi-bin/logo_extra_upload.cgi, /cgi-bin/cal_save.cgi, and... | Affected: Emerson / Dixell XWEB-500 | CVSS: 9.8 (CRITICAL) | Used in malware: unknown | Not yet in CISA KEV: True

References
  • {'id': 'CVE-2021-45420', 'url': 'https://www.cve.org/CVERecord?id=CVE-2021-45420'}
  • {'id': 'kevintel', 'url': 'https://kevintel.com/vuln/CVE-2021-45420'}

4740f2ed-6376-4e94-915f-901cafa1f7d1

caeb2787-0d58-4236-9039-7c86c3e566f3

2026-06-23 14:03 UTC

2026-06-23 14:03 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report kevintel successful_exploitation 0.70
View details 
{
  "added_date": "2025-07-14T00:00:00.000Z",
  "ahead_of_cisa_kev": null,
  "cvss_score": 9.8,
  "cvss_severity": "CRITICAL",
  "epss_percentile": null,
  "epss_score": null,
  "feed": "KEVIntel (kevintel.com)",
  "not_yet_in_cisa_kev": true,
  "product": "Dixell XWEB-500",
  "title": "Emerson Dixell XWEB-500 products are affected by arbitrary file write vulnerability in /cgi-bin/logo_extra_upload.cgi, /cgi-bin/cal_save.cgi, and...",
  "used_in_malware": "unknown",
  "vendor": "Emerson"
}
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