CVE-2018-4063

moderate-risk
Published 2019-05-06

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.

Do I need to act?

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0.80% chance of exploitation
EPSS score — low exploit probability
!
CISA KEV: actively exploited in the wild
On the Known Exploited Vulnerabilities catalog — federal agencies must patch
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Sierrawireless

References (10)

Exploit http://packetstormsecurity.com/files/152648/Sierra-Wireless-AirLink-ES450-ACEMan...
Broken Link http://www.securityfocus.com/bid/108147
Third Party Advisory https://ics-cert.us-cert.gov/advisories/ICSA-19-122-03
Exploit https://talosintelligence.com/vulnerability_reports/TALOS-2018-0748
Exploit http://packetstormsecurity.com/files/152648/Sierra-Wireless-AirLink-ES450-ACEMan...
Broken Link http://www.securityfocus.com/bid/108147
Third Party Advisory https://ics-cert.us-cert.gov/advisories/ICSA-19-122-03
Exploit https://talosintelligence.com/vulnerability_reports/TALOS-2018-0748
US Government Resource https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-...
Exploit https://www.forescout.com/blog/ot-network-security-threats-industrial-routers-un...
45
/ 100
moderate-risk
Severity 30/34 · Critical
Exploitability 10/34 · Low
Exposure 5/34 · Minimal