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CVE-2023-28806

Signature validation error in DLL allows disabling anti-tampering protection

Published: Aug 6, 2024Updated: Aug 7, 2024 Sources: CVE List NVDCWE-347
NVD MITRE
5.7CVSSMEDIUM
EPSS Score
0.2%
Top 91.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

An Improper Validation of signature in Zscaler Client Connector on Windows allows an authenticated user to disable anti-tampering. This issue affects Client Connector on Windows <4.2.0.190.

CVSS Vector Breakdown

AV:LAC:HPR:HUI:NS:UC:HI:HA:N
Exploitability
AV:LAttack Vector
Local
AC:HAttack Complexity
High
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-347

Affected Products

Client ConnectorZscaler
SaaS
Security Products / secure-gateway-vpn
client connectorzscaler
SaaS
Security Products / secure-gateway-vpn
zscalercommercialUSSecurity Productsaka client connector, zscaler internet access admin portal, zia admin ui, zia

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

https://help.zscaler.com/client-connector/client-connector-app-release-summary-2023?applicable_category=windows&applicable_version=4.2.0.190
help.zscaler.com

Timeline

Published
Aug 6, 2024
Last Updated
Aug 7, 2024

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