CVE-2023-28798 - Vulnerability Details - OpenCVE

An out-of-bounds write to heap in the pacparser library on Zscaler Client Connector on Mac may lead to arbitrary code execution.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00218.

Exploitation none

Automatable no

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Zscaler

Client Connector

unaffected

Version	Status	Constraints
`0`	affected	< 3.7.0.172

Configuration 1 [-]

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

No data.

No data.

Project Subscriptions

Vendors	Products
Zscaler Subscribe	Client Connector Subscribe

Advisories

Source	ID	Title
EUVD	EUVD-2023-32433	An out-of-bounds write to heap in the pacparser library on Zscaler Client Connector on Mac may lead to arbitrary code execution.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://help.zscaler.com/client-connector/client-connector-app-release-summary-2022?applicable_category=macOS&applicable_version=3.7&deployment_date=2022-08-19&id=1414851

History

Tue, 17 Feb 2026 18:00:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-787
CPEs		cpe:2.3:a:zscaler:client_connector::::::macos::*

Projects

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MITRE

Status: PUBLISHED

Assigner: Zscaler

Published: 2024-05-02T13:10:31.933Z

Updated: 2024-08-02T13:51:38.162Z

Reserved: 2023-03-23T18:29:15.802Z

Link: CVE-2023-28798

Vulnrichment

Updated: 2024-05-02T16:24:41.790Z

NVD

Status : Analyzed

Published: 2024-05-02T13:23:05.807

Modified: 2026-02-20T21:23:10.113

Link: CVE-2023-28798

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

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