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MitreCVE-2018-6823

HistoryFeb 07, 2018 - 4:29 p.m.

CVE-2018-6823

2018-02-0716:29:00

mitre

web.nvd.nist.gov

cve-2018-6823

mailbutler shimo

vpn client

macos

vulnerability

xpc service

root access

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.4

Confidence

High

EPSS

0.002

Percentile

60.6%

JSON

In the VPN client in Mailbutler Shimo before 4.1.5.1 on macOS, the com.feingeist.shimo.helper tool LaunchDaemon implements an unprotected XPC service that can be abused to execute scripts as root.

Affected configurations

Nvd

Node

mailbutlershimoRange<4.1.5.1macos

VendorProductVersionCPE
mailbutlershimo*cpe:2.3:a:mailbutler:shimo:*:*:*:*:*:macos:*:*

Vendor	Product	Version	CPE
mailbutler	shimo	*	cpe:2.3:a:mailbutler:shimo::::::macos::*

References

github.com/VerSprite/research/blob/master/advisories/VS-2018-001.md

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.4

Confidence

High

EPSS

0.002

Percentile

60.6%

JSON

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