VDB-257998 · CVE-2023-41972 · GCVE-0-2023-41972

Zscaler Client Connector up to 4.3.0 on Windows Password Type privileges management

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.5	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Zscaler Client Connector on Windows. It has been declared as critical. This issue affects some unknown processing of the component Password Type Handler. Executing a manipulation can lead to privileges management. This vulnerability appears as CVE-2023-41972. The attack requires local access. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Zscaler Client Connector on Windows and classified as critical. This vulnerability affects some unknown processing of the component Password Type Handler. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

In some rare cases, there is a password type validation missing in Revert Password check and for some features it could be disabled. Fixed Version: Win ZApp 4.3.0.121 and later.

The advisory is available at help.zscaler.com. This vulnerability was named CVE-2023-41972 since 09/06/2023. The exploitation appears to be difficult. Local access is required to approach this attack. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

Upgrading to version 4.3.0.121 eliminates this vulnerability.

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Productinfo

Vendor

Zscaler

Name

Client Connector

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 4.5
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.3
CNA Vector (Zscaler, Inc.): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Client Connector 4.3.0.121

Timelineinfo

09/06/2023 🔍
03/26/2024 +202 days 🔍
03/26/2024 +0 days 🔍
10/10/2025 +563 days 🔍

Sourcesinfo

Advisory: help.zscaler.com
Status: Confirmed

CVE: CVE-2023-41972 (🔍)
GCVE (CVE): GCVE-0-2023-41972
GCVE (VulDB): GCVE-100-257998

Entryinfo

Created: 03/26/2024 16:09
Updated: 10/10/2025 18:13
Changes: 03/26/2024 16:09 (63), 05/05/2024 03:01 (1), 10/18/2024 04:57 (3), 10/10/2025 18:13 (11)
Complete: 🔍
Cache ID: 216::103