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[email protected]CVE-2018-6441

HistoryNov 08, 2018 - 2:29 p.m.

CVE-2018-6441

2018-11-0814:29:00

[email protected]

web.nvd.nist.gov

vulnerability

secure shell

brocade fabric os

bypass

local attacker

environment variables

nvd

cve-2018-6441

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7.6 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON

A vulnerability in Secure Shell implementation of Brocade Fabric OS versions before 8.2.1, 8.1.2f, 8.0.2f, 7.4.2d could allow a local attacker to provide arbitrary environment variables, and bypass the restricted configuration shell.

Affected configurations

NVD

Node

broadcomfabric_operating_systemRange7.4.2–7.4.2d

broadcomfabric_operating_systemRange8.0.2–8.0.2f

broadcomfabric_operating_systemRange8.1.2–8.1.2f

broadcomfabric_operating_systemRange8.2.0–8.2.1

CPENameOperatorVersion
broadcom:fabric_operating_systembroadcom fabric operating systemlt7.4.2d
broadcom:fabric_operating_systembroadcom fabric operating systemlt8.0.2f
broadcom:fabric_operating_systembroadcom fabric operating systemlt8.1.2f
broadcom:fabric_operating_systembroadcom fabric operating systemlt8.2.1

CPE	Name	Operator	Version
broadcom:fabric_operating_system	broadcom fabric operating system	lt	7.4.2d
broadcom:fabric_operating_system	broadcom fabric operating system	lt	8.0.2f
broadcom:fabric_operating_system	broadcom fabric operating system	lt	8.1.2f
broadcom:fabric_operating_system	broadcom fabric operating system	lt	8.2.1

CNA Affected

[
  {
    "product": "Brocade Fabric OS",
    "vendor": "Brocade Communications Systems, Inc.",
    "versions": [
      {
        "status": "affected",
        "version": "All versions prior to version 8.2.1, 8.1.2f, 8.0.2f, 7.4.2d"
      }
    ]
  }
]

References

www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2018-734

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7.6 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON

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