CWE
20
Advisory Published
Updated

CVE-2018-20162: Input Validation

First published: Sun Mar 17 2019(Updated: )

Digi TransPort LR54 4.4.0.26 and possible earlier devices have Improper Input Validation that allows users with 'super' CLI access privileges to bypass a restricted shell and execute arbitrary commands as root.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Digi Transport Lr54 Firmware<4.4.0.26
Digi TransPort LR54

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Frequently Asked Questions

  • What is CVE-2018-20162?

    CVE-2018-20162 is a vulnerability in Digi TransPort LR54 devices that allows users with 'super' CLI access privileges to bypass a restricted shell and execute arbitrary commands as root.

  • How severe is CVE-2018-20162?

    CVE-2018-20162 is considered a critical vulnerability with a severity rating of 9.9.

  • Which software versions are affected by CVE-2018-20162?

    Digi TransPort LR54 firmware versions up to exclusive 4.4.0.26 are affected by CVE-2018-20162.

  • How can I fix CVE-2018-20162?

    To fix CVE-2018-20162, users should update their Digi TransPort LR54 firmware to a version that is not affected by the vulnerability.

  • Where can I find more information about CVE-2018-20162?

    More information about CVE-2018-20162 can be found at the following references: [http://packetstormsecurity.com/files/151719/Digi-TransPort-LR54-Restricted-Shell-Escape.html](http://packetstormsecurity.com/files/151719/Digi-TransPort-LR54-Restricted-Shell-Escape.html), [https://blog.hackeriet.no/cve-2018-20162-digi-lr54-restricted-shell-escape/](https://blog.hackeriet.no/cve-2018-20162-digi-lr54-restricted-shell-escape/), [https://seclists.org/bugtraq/2019/Feb/34](https://seclists.org/bugtraq/2019/Feb/34).

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