Remote Code Execution in Sierra Wireless AirLink ES450 Firmware
CVE-2018-4063

8.8HIGH

Key Information:

Vendor

Sierrawireless

Status
Sierra Wireless
Vendor
CVE Published:
6 May 2019

What is CVE-2018-4063?

A serious remote code execution vulnerability affects the upload.cgi functionality within the Sierra Wireless AirLink ES450 firmware version 4.9.3. Attackers can exploit this vulnerability by sending specially crafted HTTP requests that allow them to upload executable files to the web server. Once successfully uploaded, this code can be executed, compromising the integrity of the device. Authentication is required to exploit this vulnerability, posing a significant risk to network security if not addressed promptly.

Affected Version(s)

Sierra Wireless Sierra Wireless AirLink ES450 FW 4.9.3

References

http://packetstormsecurity.com/files/152648/Sierra-Wirele...
x_refsource_MISC
https://ics-cert.us-cert.gov/advisories/ICSA-19-122-03
x_refsource_MISC
http://www.securityfocus.com/bid/108147
vdb-entryx_refsource_BID

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.