CVE-2021-26737

The Zscaler Client Connector for macOS prior to 3.6 did not sufficiently validate RPC clients. A local adversary without sufficient privileges may be able to shutdown the Zscaler tunnel by exploiting a race condition.

CVSS v3 4.7 MEDIUM

4.7^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.0 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://help.zscaler.com/client-connector/client-connector-app-release-summary-2022?applicable_category=macOS&applicable_version=3.6&deployment_date=2022-01-07&id=1388686	Release Notes

Configurations

Configuration 1 (hide)

cpe:2.3:a:zscaler:client_connector:*:*:*:*:*:macos:*:*

History

27 Oct 2023, 00:33

Type	Values Removed	Values Added
CPE		cpe:2.3:a:zscaler:client_connector::::::macos::*
First Time		Zscaler client Connector Zscaler
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 4.7
CWE		CWE-346
References	~~(MISC) https://help.zscaler.com/client-connector/client-connector-app-release-summary-2022?applicable_category=macOS&applicable_version=3.6&deployment_date=2022-01-07&id=1388686 -~~	(MISC) https://help.zscaler.com/client-connector/client-connector-app-release-summary-2022?applicable_category=macOS&applicable_version=3.6&deployment_date=2022-01-07&id=1388686 - Release Notes

23 Oct 2023, 14:27

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-10-23 14:15

Updated : 2024-02-28 20:33

NVD link : CVE-2021-26737

Mitre link : CVE-2021-26737

CVE.ORG link : CVE-2021-26737

JSON object : View

Products Affected

zscaler

client_connector

CWE

CWE-346

Origin Validation Error

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