KEV Entry

CVE-2018-4063

Known Exploited Vulnerability Entry External Catalog

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Entry Details
Confirmed Exploited

CVE-2018-4063

2026-06-01 10:46 UTC

Timestamps

2026-06-01

2026-06-01

Scope

KEVIntel entry: An exploitable remote code execution vulnerability exists in the upload.cgi functionality of Sierra Wireless AirLink ES450 FW 4.9.3. A specially... | Affected: Sierra Wireless / Sierra Wireless | CVSS: 8.8 (HIGH) | EPSS: 0.28056 | Used in malware: unknown | Not yet in CISA KEV: False

References
  • {'id': 'CVE-2018-4063', 'url': 'https://www.cve.org/CVERecord?id=CVE-2018-4063'}
  • {'id': 'kevintel', 'url': 'https://kevintel.com/vuln/CVE-2018-4063'}

3e69b44f-d6d0-4970-aa38-ce7488babba2

caeb2787-0d58-4236-9039-7c86c3e566f3

2026-06-19 12:42 UTC

2026-06-19 12:42 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report kevintel successful_exploitation 0.70
View details 
{
  "added_date": "2026-06-01T10:46:08.186Z",
  "ahead_of_cisa_kev": {
    "count": 1,
    "unit": "day"
  },
  "cvss_score": 8.8,
  "cvss_severity": "HIGH",
  "epss_percentile": 0.97855,
  "epss_score": 0.28056,
  "feed": "KEVIntel (kevintel.com)",
  "not_yet_in_cisa_kev": false,
  "product": "Sierra Wireless",
  "title": "An exploitable remote code execution vulnerability exists in the upload.cgi functionality of Sierra Wireless AirLink ES450 FW 4.9.3. A specially...",
  "used_in_malware": "unknown",
  "vendor": "Sierra Wireless"
}
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