CVE-2019-11855: ALEOS LAN-Side RPC Server

Published Aug 21, 2020
·
Updated

An RPC server is enabled by default on the gateway's LAN of ALEOS before 4.12.0, 4.9.5, and 4.4.9.

Affected Software

15 affected components
Sierrawireless Aleos<4.12.0
Sierrawireless Airlink Lx40
Sierrawireless Airlink Lx60
Sierrawireless Airlink Mp70
Sierrawireless Airlink Mp70e
Sierrawireless Airlink Rv50
Sierrawireless Airlink Rv50x
Sierrawireless Aleos<4.9.5
Sierrawireless Airlink Es450
Sierrawireless Airlink Gx450
Sierrawireless Aleos<4.4.9
Sierrawireless Airlink Es440
Sierrawireless Airlink Gx400
Sierrawireless Airlink Gx440
Sierrawireless Airlink Ls300

Event History

Aug 21, 2020
CVE Published
via MITRE·06:47 PM
Data Sourced
via MITRE·06:47 PM
DescriptionSeverity
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Frequently Asked Questions

1

What is CVE-2019-11855?

CVE-2019-11855 is a vulnerability in the ALEOS gateway's LAN that allows remote code execution.

2

How severe is CVE-2019-11855?

CVE-2019-11855 has a severity of 9.8, which is critical.

3

Which versions of ALEOS are affected by CVE-2019-11855?

ALEOS versions before 4.12.0, 4.9.5, and 4.4.9 are affected by CVE-2019-11855.

4

How can I fix CVE-2019-11855?

To fix CVE-2019-11855, update to ALEOS version 4.12.0 or later.

5

Where can I find more information about CVE-2019-11855?

You can find more information about CVE-2019-11855 in the Sierra Wireless technical bulletin: https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-technical-bulletin---swi-psa-2020-004/

Contact

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