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CVE-2024-23456

Signature validation issue leads to Anti-Tampering bypass

Published: Aug 6, 2024Updated: Aug 7, 2024 Sources: CVE List NVDCWE-347
NVD MITRE
7.8CVSSHIGH
EPSS Score
0.2%
Top 86.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Anti-tampering can be disabled under certain conditions without signature validation. This affects Zscaler Client Connector <4.2.0.190 with anti-tampering enabled.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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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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