CVE-2018-4073: High severity sierra wireless airlink es450 firmware vulnerability

Published May 6, 2019
·
Updated

An exploitable Permission Assignment vulnerability exists in the ACEManager EmbeddedAceSetTask.cgi functionality of Sierra Wireless AirLink ES450 FW 4.9.3. The the binary the endpoint /cgi-bin/EmbededAceTLSetTask.cgi is a very similar endpoint that is designed for use with setting table values that can cause an arbitrary setting writes, resulting in the unverified changes to any system setting. An attacker can make an authenticated HTTP request, or run the binary as any user, to trigger this vulnerability.

Affected Software

2 affected components
Sierrawireless Airlink Es450 Firmware=4.9.3
Sierrawireless Airlink Es450

Event History

May 6, 2019
CVE Published
via MITRE·06:22 PM
Data Sourced
via MITRE·06:22 PM
DescriptionWeakness
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Frequently Asked Questions

1

What is CVE-2018-4073?

CVE-2018-4073 is a Permission Assignment vulnerability in the ACEManager EmbeddedAceSet_Task.cgi functionality of Sierra Wireless AirLink ES450 FW 4.9.3.

2

What is the severity of CVE-2018-4073?

The severity of CVE-2018-4073 is high, with a severity value of 8.8.

3

How does CVE-2018-4073 affect Sierra Wireless AirLink ES450 FW 4.9.3?

CVE-2018-4073 affects Sierra Wireless AirLink ES450 FW 4.9.3 by exploiting a Permission Assignment vulnerability in the ACEManager EmbeddedAceSet_Task.cgi functionality.

4

Is Sierra Wireless AirLink ES450 FW 4.9.3 vulnerable to CVE-2018-4073?

Yes, Sierra Wireless AirLink ES450 FW 4.9.3 is vulnerable to CVE-2018-4073.

5

How can CVE-2018-4073 be fixed?

To fix CVE-2018-4073, it is recommended to apply the necessary security patches provided by Sierra Wireless.

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