CVE-2024-23458— Local Privilege Escalation on Zscaler Client Connector on Windows
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I. Basic Information for CVE-2024-23458
Vulnerability Information
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Vulnerability Title
Local Privilege Escalation on Zscaler Client Connector on Windows
Source: NVD (National Vulnerability Database)
Vulnerability Description
While copying individual autoupdater log files, reparse point check was missing which could result into crafted attacks, potentially leading to a local privilege escalation. This issue affects Zscaler Client Connector on Windows <4.2.0.190.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
源验证错误
Source: NVD (National Vulnerability Database)
Vulnerability Title
Zscaler Client Connector 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zscaler Client Connector是Zscaler公司的一个轻量级代理。 Zscaler Client Connector 4.2.0.190之前版本存在安全漏洞，该漏洞源于缺少重新解析点检查，可能导致精心策划的攻击，从而导致本地特权升级。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Zscaler | Client Connector | 0 ~ 4.2.0.190 | - |
II. Public POCs for CVE-2024-23458
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Zscaler · 2024-08-06 · 6 CVEs total
| CVE-2024-23456 | 7.8 HIGH | Signature validation issue leads to Anti-Tampering bypass |
| CVE-2024-23464 | 7.2 HIGH | Zscaler bypass with administrative privileges on Windows |
| CVE-2024-23483 | 7.0 HIGH | Local Privilege Escalation via lack of input validation |
| CVE-2024-23460 | 6.4 MEDIUM | Incorrect signature validation of package |
| CVE-2023-28806 | 5.7 MEDIUM | Signature validation error in DLL allows disabling anti-tampering protection |
IV. Related Vulnerabilities
Same product: Client Connector
- CVE-2024-31127
MacOS Zscaler Client Connector Local Privilege Escalation - CVE-2023-28806
Signature validation error in DLL allows disabling anti-tamp - CVE-2024-23483
Local Privilege Escalation via lack of input validation - CVE-2024-23460
Incorrect signature validation of package - CVE-2024-23464
Zscaler bypass with administrative privileges on Windows
Same weakness: CWE-346
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V. Comments for CVE-2024-23458
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