Vulnerability Analysis
CVE-2018-4063
An exploitable remote code execution vulnerability exists in the upload.cgi functionality of Sierra Wireless AirLink ES450 FW 4.9.3. A specially crafted HTTP request can upload a file, resulting in executable code being uploaded, and routable, to the webserver. An attacker can make an authenticated HTTP request to trigger this vulnerability.
CISA KEV
CVSS Base Score
8.8
HIGH
Exploitability:2.9
Impact Score:5.9
Temporal Score:-
EPSS:28.06%
Threat Intelligence Signals
CISA KEV
YES
KEV Date Added
2025-12-12
Ransomware Use
Unknown
KEV Due Date
2026-01-02
VulnCheck In-the-Wild
No
Nuclei Template
No
EPSS Score
28.056%
EPSS Percentile
97.9th pct
GHSA ID
GitHub Severity
HIGH
SSVC Exploitation
—
SSVC Automatable
—
Vulnerability Class
—
Identity & Timeline
| Status | - |
| Assigning Authority | - |
| CVSS Version / Source | - |
| Reserved | - |
| Published | - |
| Patch Date (date_public) | - |
| Exploit DB Date | - |
| First GitHub PoC Date | - |
| Last Updated | - |
| Time to Patch (Days to fix) | - |
| Exploit Release Gap | - |
| PoC Release Gap | - |
| Exploit DB References | None identified |
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| No affected products specified. | ||
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