CVE-2018-4063

Published May 6, 2019 CVSS 3.1 · 8.8 High EPSS 27.3% KEV · Listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2018-15849 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.
History
Type Values Removed Values Added
First Time appeared Sierrawireless airlink Es440
Sierrawireless airlink Gx400
Sierrawireless airlink Gx440
Sierrawireless airlink Gx450
Sierrawireless airlink Ls300
Sierrawireless airlink Lx40
Sierrawireless airlink Lx60
Sierrawireless airlink Mp70
Sierrawireless airlink Mp70e
Sierrawireless airlink Rv50
Sierrawireless airlink Rv50x
Sierrawireless aleos
CPEs cpe:2.3:o:sierrawireless:airlink_es450_firmware:4.9.3:*:*:*:*:*:*:* cpe:2.3:h:sierrawireless:airlink_es440:-:*:*:*:*:*:*:*
cpe:2.3:h:sierrawireless:airlink_gx400:-:*:*:*:*:*:*:*
cpe:2.3:h:sierrawireless:airlink_gx440:-:*:*:*:*:*:*:*
cpe:2.3:h:sierrawireless:airlink_gx450:-:*:*:*:*:*:*:*
cpe:2.3:h:sierrawireless:airlink_ls300:-:*:*:*:*:*:*:*
cpe:2.3:h:sierrawireless:airlink_lx40:-:*:*:*:*:*:*:*
cpe:2.3:h:sierrawireless:airlink_lx60:-:*:*:*:*:*:*:*
cpe:2.3:h:sierrawireless:airlink_mp70:-:*:*:*:*:*:*:*
cpe:2.3:h:sierrawireless:airlink_mp70e:-:*:*:*:*:*:*:*
cpe:2.3:h:sierrawireless:airlink_rv50:-:*:*:*:*:*:*:*
cpe:2.3:h:sierrawireless:airlink_rv50x:-:*:*:*:*:*:*:*
cpe:2.3:o:sierrawireless:aleos:*:*:*:*:*:*:*:*
Vendors & Products Sierrawireless airlink Es450 Firmware
Sierrawireless airlink Es440
Sierrawireless airlink Gx400
Sierrawireless airlink Gx440
Sierrawireless airlink Gx450
Sierrawireless airlink Ls300
Sierrawireless airlink Lx40
Sierrawireless airlink Lx60
Sierrawireless airlink Mp70
Sierrawireless airlink Mp70e
Sierrawireless airlink Rv50
Sierrawireless airlink Rv50x
Sierrawireless aleos
Metrics cvssV3_0

{'score': 8.8, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
References
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Metrics kev

{'dateAdded': '2025-12-12T00:00:00+00:00', 'dueDate': '2026-01-02T00:00:00+00:00'}

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}