What is the severity of CVE-2018-6439?

CVE-2018-6439 is rated as a high severity vulnerability due to its potential to allow local attackers to gain root access.

How do I fix CVE-2018-6439?

To fix CVE-2018-6439, upgrade to Brocade Fabric OS version 8.2.1 or later, or apply the appropriate patches if available.

What systems are affected by CVE-2018-6439?

CVE-2018-6439 affects Brocade Fabric OS versions prior to 8.2.1, 8.1.2f, 8.0.2f, and 7.4.2d.

Who can exploit CVE-2018-6439?

CVE-2018-6439 can be exploited by local attackers who have access to the command line interface of the affected systems.

What could an attacker achieve by exploiting CVE-2018-6439?

Exploiting CVE-2018-6439 allows an attacker to escape the restricted shell and gain full root access to the system.

Vulnerability/
CVE-2018-6439

high

7.8

29/10/2018

5/8/2024

CVE-2018-6439

First published: Mon Oct 29 2018(Updated: )

A Vulnerability in the configdownload command of Brocade Fabric OS command line interface (CLI) versions before 8.2.1, 8.1.2f, 8.0.2f, 7.4.2d could allow a local attacker to escape the restricted shell and, gain root access.

Credit: sirt@brocade.com

Affected Software	Affected Version	How to fix
Broadcom Fabric Operating System	>=7.4.2<7.4.2d
Broadcom Fabric Operating System	>=8.0.2<8.0.2f
Broadcom Fabric Operating System	>=8.1.2<8.1.2f
Broadcom Fabric Operating System	>=8.2.0<8.2.1

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Reference Links

https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2018-730

Frequently Asked Questions

What is the severity of CVE-2018-6439?
CVE-2018-6439 is rated as a high severity vulnerability due to its potential to allow local attackers to gain root access.
How do I fix CVE-2018-6439?
To fix CVE-2018-6439, upgrade to Brocade Fabric OS version 8.2.1 or later, or apply the appropriate patches if available.
What systems are affected by CVE-2018-6439?
CVE-2018-6439 affects Brocade Fabric OS versions prior to 8.2.1, 8.1.2f, 8.0.2f, and 7.4.2d.
Who can exploit CVE-2018-6439?
CVE-2018-6439 can be exploited by local attackers who have access to the command line interface of the affected systems.
What could an attacker achieve by exploiting CVE-2018-6439?
Exploiting CVE-2018-6439 allows an attacker to escape the restricted shell and gain full root access to the system.

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vendor/broadcom
canonical/broadcom fabric operating system
version/broadcom fabric operating system/7.4.2
version/broadcom fabric operating system/8.0.2
version/broadcom fabric operating system/8.1.2
version/broadcom fabric operating system/8.2.0

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