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CVE-2020-35152— Privilege escalation through unquoted service binary path on Cloudflare WARP for Windows

Quick assessment

Affected
Cloudflare Cloudflare WARP for Windows
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.

Cloudflare Warp（Cloudflare Vpn）是美国Cloudflare公司的一个用于安全连接的客户端应用软件。 Cloudflare WARP for Windows 存在安全漏洞，该漏洞源于未引用的服务路径。攻击者可以通过滥用未引用的服务路径问题成为管理员。

CVSS 4.5 · Medium EPSS 0.27% · P20
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I. Basic Information for CVE-2020-35152

Vulnerability Information
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Vulnerability Title
Privilege escalation through unquoted service binary path on Cloudflare WARP for Windows
Source: CVE Program / CVE List V5
Vulnerability Description
Cloudflare WARP for Windows allows privilege escalation due to an unquoted service path. A malicious user or process running with non-administrative privileges can become an administrator by abusing the unquoted service path issue. Since version 1.2.2695.1, the vulnerability was fixed by adding quotes around the service's binary path. This issue affects Cloudflare WARP for Windows, versions prior to 1.2.2695.1.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
未经引用的搜索路径或元素
Source: CVE Program / CVE List V5
Vulnerability Title
Cloudflare WARP for Windows 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cloudflare Warp（Cloudflare Vpn）是美国Cloudflare公司的一个用于安全连接的客户端应用软件。 Cloudflare WARP for Windows 存在安全漏洞，该漏洞源于未引用的服务路径。攻击者可以通过滥用未引用的服务路径问题成为管理员。
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
Cloudflare Cloudflare WARP for Windows unspecified ~ 1.2.2695.1 -

II. Public POCs for CVE-2020-35152

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III. Intelligence Information for CVE-2020-35152

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Vendor Advisories for CVE-2020-35152 (1)

IV. Related Vulnerabilities

Same vendor: Cloudflare
Same weakness: CWE-428

V. Comments for CVE-2020-35152

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