NVD - CVE-2019-13567

CVE-2019-13567 Detail

Modified

This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.

Current Description

The Zoom Client before 4.4.53932.0709 on macOS allows remote code execution, a different vulnerability than CVE-2019-13450. If the ZoomOpener daemon (aka the hidden web server) is running, but the Zoom Client is not installed or can't be opened, an attacker can remotely execute code with a maliciously crafted launch URL. NOTE: ZoomOpener is removed by the Apple Malware Removal Tool (MRT) if this tool is enabled and has the 2019-07-10 MRTConfigData.

Source: MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 8.8 HIGH
Vector: AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H (V3.0 legend)
Impact Score: 5.9
Exploitability Score: 2.8

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 6.8 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 8.6

Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
https://gist.github.com/wbowling/13f9f90365c171806b9ffba2c841026b
https://support.zoom.us/hc/en-us/articles/201361963-New-Updates-for-Mac-OS	Release Notes Vendor Advisory
https://twitter.com/JLLeitschuh/status/1149420685405708295	Third Party Advisory
https://twitter.com/JLLeitschuh/status/1149422543658520578	Third Party Advisory
https://twitter.com/riskybusiness/status/1149125147019767814	Third Party Advisory
https://twitter.com/wcbowling/status/1149457231504498689	Exploit Third Party Advisory
https://twitter.com/wcbowling/status/1166998107667619841

Technical Details

Vulnerability Type (View All)

Improper Input Validation (CWE-20)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )

cpe:2.3:a:zoom:client:::::::: Show Matching CPE(s)	Up to (excluding) 4.4.53932.0709
Running on/with
cpe:2.3:o:apple:mac_os:-:::::::* Show Matching CPE(s)

Change History

3 change records found - show changes

Initial Analysis - 7/30/2019 1:18:54 PM

Action	Type	Old Value	New Value
Added	CPE Configuration		AND OR cpe:2.3:a:zoom:client::::::::* versions up to (excluding) 4.4.53932.0709 OR cpe:2.3:o:apple:mac_os:-:::::::*
Added	CVSS V2		(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Added	CVSS V2 Metadata		Victim must voluntarily interact with attack mechanism
Added	CVSS V3		AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Added	CWE		CWE-20
Changed	Reference Type	https://support.zoom.us/hc/en-us/articles/201361963-New-Updates-for-Mac-OS No Types Assigned	https://support.zoom.us/hc/en-us/articles/201361963-New-Updates-for-Mac-OS Release Notes, Vendor Advisory
Changed	Reference Type	https://twitter.com/JLLeitschuh/status/1149420685405708295 No Types Assigned	https://twitter.com/JLLeitschuh/status/1149420685405708295 Third Party Advisory
Changed	Reference Type	https://twitter.com/JLLeitschuh/status/1149422543658520578 No Types Assigned	https://twitter.com/JLLeitschuh/status/1149422543658520578 Third Party Advisory
Changed	Reference Type	https://twitter.com/riskybusiness/status/1149125147019767814 No Types Assigned	https://twitter.com/riskybusiness/status/1149125147019767814 Third Party Advisory
Changed	Reference Type	https://twitter.com/wcbowling/status/1149457231504498689 No Types Assigned	https://twitter.com/wcbowling/status/1149457231504498689 Exploit, Third Party Advisory

CVE Modified by MITRE - 7/12/2019 4:15:11 PM

Action

Type

Old Value

New Value

Changed

Description

The Zoom Client before 4.4.2 on macOS allows remote code execution, a different vulnerability than CVE-2019-13450. If the ZoomOpener daemon (aka the hidden web server) is running, but the Zoom Client is not installed or can't be opened, an attacker can remotely execute code with a maliciously crafted launch URL. NOTE: ZoomOpener is removed by the Apple Malware Removal Tool (MRT) if this tool is enabled and has the 2019-07-10 MRTConfigData.

The Zoom Client before 4.4.53932.0709 on macOS allows remote code execution, a different vulnerability than CVE-2019-13450. If the ZoomOpener daemon (aka the hidden web server) is running, but the Zoom Client is not installed or can't be opened, an attacker can remotely execute code with a maliciously crafted launch URL. NOTE: ZoomOpener is removed by the Apple Malware Removal Tool (MRT) if this tool is enabled and has the 2019-07-10 MRTConfigData.

Added

Reference

https://support.zoom.us/hc/en-us/articles/201361963-New-Updates-for-Mac-OS [No Types Assigned]

Quick Info

CVE Dictionary Entry:
CVE-2019-13567
NVD Published Date:
07/12/2019
NVD Last Modified:
08/30/2019

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Information Technology Laboratory

National Vulnerability Database