CVE-2026-40004— openssl.cnf Privilege Escalation Vulnerability in ZTE Cloud PC Client uSmartview
Quick assessment
Affected
ZTE ZXCLOUD iRAI
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
ZTE ZXCLOUD iRAI是中国中兴通讯（ZTE）公司的一个虚拟化设备。 ZTE ZXCLOUD iRAI存在代码问题漏洞，该漏洞源于openssl.cnf权限提升，可能导致攻击者本地执行任意代码并提升权限。
Possible ATT&CK Techniques 2 AI
T1548 · Abuse Elevation Control Mechanism T1068 · Exploitation for Privilege EscalationAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| ZTE | ZXCLOUD iRAI | ZXCLOUD-iRAI-ClientV7.2X |
affected |
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I. Basic Information for CVE-2026-40004
Vulnerability Information
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Vulnerability Title
openssl.cnf Privilege Escalation Vulnerability in ZTE Cloud PC Client uSmartview
Source: CVE Program / CVE List V5
Vulnerability Description
There exists an openssl.cnf privilege escalation vulnerability in ZTE Cloud PC client uSmartview. An attacker can execute arbitrary code locally and escalate privileges.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:P/AC:H/PR:L/UI:R/S:C/C:H/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对搜索路径元素未加控制
Source: CVE Program / CVE List V5
Vulnerability Title
ZTE ZXCLOUD iRAI 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ZTE ZXCLOUD iRAI是中国中兴通讯（ZTE）公司的一个虚拟化设备。 ZTE ZXCLOUD iRAI存在代码问题漏洞，该漏洞源于openssl.cnf权限提升，可能导致攻击者本地执行任意代码并提升权限。
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 |
|---|---|---|---|---|
| ZTE | ZXCLOUD iRAI | ZXCLOUD-iRAI-ClientV7.2X | - |
|
II. Public POCs for CVE-2026-40004
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-40004 (1)
Same Patch Batch · ZTE · 2026-05-07 · 4 CVEs total
| CVE-2026-44406 | 5.7 MEDIUM | DLL Hijacking Vulnerability in ZTE Cloud PC Client uSmartview |
| CVE-2026-40003 | 5.1 MEDIUM | USB-based arbitrary memory write vulnerability in ZTE ZX297520V3 soc BootROM |
| CVE-2026-44407 | 4.7 MEDIUM | Remote Denial of Service Vulnerability Exists in ZTE Cloud PC Client uSmartview |
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V. Comments for CVE-2026-40004
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