Home/CVE/Zscaler Client Connector for Windows before 4.1 writes/deletes a configuration file inside specific folders on the disk.
CVE

CVE-2023-28797

Zscaler Client Connector for Windows before 4.1 writes/deletes a configuration file inside specific folders on the disk.

Zscaler Client Connector for Windows before 4.1 writes/deletes a configuration file inside specific folders on the disk. A malicious user can replace the folder and execute code as a privileged user.

MEDIUM · CVSS 6.3 EPSS 0.00032
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-59Improper Link Resolution Before File Access ('Link Following')
CWE-59Improper Link Resolution Before File Access ('Link Following')
▤

Affected Products & Versions

1
zscaler client connector< 4.1
▣

Scoring & Timeline

6.3
MEDIUM · CVSS v3.1 · cve@zscaler.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD23 Oct 2023 · 02:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:L
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://help.zscaler.com/client-connector/client-connector-app-release-summary-2022Release Notes
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