CVE-2020-8781: High severity sierra wireless aleos vulnerability

Published Oct 6, 2020
·
Updated

Lack of input sanitization in UpdateRebootMgr service of ALEOS 4.11 and later allow an escalation to root from a low-privilege process.

Affected Software

14 affected components
Sierrawireless Aleos>=4.11.0<4.14.0
Sierrawireless Airlink Es440
Sierrawireless Airlink Es450
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 Airlink Rv55

Event History

Oct 6, 2020
CVE Published
via MITRE·01:50 PM
Data Sourced
via MITRE·01:50 PM
Description
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Frequently Asked Questions

1

What is CVE-2020-8781?

CVE-2020-8781 is a vulnerability in the UpdateRebootMgr service of ALEOS 4.11 and later that allows for an escalation to root from a low-privilege process.

2

Which software versions are affected by CVE-2020-8781?

CVE-2020-8781 affects ALEOS versions 4.11.0 to 4.14.0.

3

Is Sierrawireless Airlink Es440 affected by CVE-2020-8781?

No, Sierrawireless Airlink Es440 is not vulnerable to CVE-2020-8781.

4

What is the severity of CVE-2020-8781?

CVE-2020-8781 has a severity score of 7.8 (high).

5

How can I fix CVE-2020-8781?

To fix CVE-2020-8781, it is recommended to upgrade to a version of ALEOS that is not affected, specifically versions after 4.14.0.

Contact

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