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CVE-2025-20337— Cisco ISE API Unauthenticated Remote Code Execution Vulnerability

CVSS 10.0 · Critical KEV EPSS 1.03% · P77
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I. Basic Information for CVE-2025-20337

Vulnerability Information
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Vulnerability Title
Cisco ISE API Unauthenticated Remote Code Execution Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability in a specific API of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to execute arbitrary code on the underlying operating system as root. The attacker does not require any valid credentials to exploit this vulnerability. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by submitting a crafted API request. A successful exploit could allow the attacker to obtain root privileges on an affected device.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
输出中的特殊元素转义处理不恰当(注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Cisco ISE和Cisco ISE-PIC 注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco ISE和Cisco ISE-PIC都是美国思科（Cisco）公司的产品。Cisco ISE是一个 NAC 解决方案。用于管理零信任架构中的端点、用户和设备对网络资源的访问。Cisco ISE-PIC是一个组件。 Cisco ISE和Cisco ISE-PIC存在注入漏洞，该漏洞源于用户输入验证不足，可能导致未经验证的远程攻击者以root权限执行任意代码。
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)

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Affected Products

VendorProductAffected VersionsCPESubscribe
CiscoCisco Identity Services Engine Software 3.3.0 -
CiscoCisco ISE Passive Identity Connector 3.2.0 -

II. Public POCs for CVE-2025-20337

#POC DescriptionSource LinkShenlong Link
1Nonehttps://github.com/barbaraeivyu/CVE-2025-20337-EXPPOC Details
2CVE-2025-20337https://github.com/B1ack4sh/Blackash-CVE-2025-20337POC Details
3CVE-2025-20337https://github.com/Ashwesker/Blackash-CVE-2025-20337POC Details
4CVE-2025-20337https://github.com/Ashwesker/Ashwesker-CVE-2025-20337POC Details
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III. Intelligence Information for CVE-2025-20337

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Same Patch Batch · Cisco · 2025-07-16 · 7 CVEs total

CVE-2025-202846.5 MEDIUMCisco Identity Services Engine Authenticated Remote Code Execution Vulnerability
CVE-2025-202836.5 MEDIUMCisco Identity Services Engine Authenticated Remote Code Execution Vulnerability
CVE-2025-202746.3 MEDIUMCisco Unified Intelligence Center Arbitrary File Upload Vulnerability
CVE-2025-202885.8 MEDIUMCisco Unified Intelligence Center Server-Side Request Forgery Vulnerability
CVE-2025-202724.3 MEDIUMCisco Evolved Programmable Network Manager and Cisco Prime Infrastructure Blind SQL Inject
CVE-2025-202854.1 MEDIUMCisco Identity Services Engine IP Filter Access Restriction for Admin Access Configuration

IV. Related Vulnerabilities

Same product: Cisco Identity Services Engine Software
Same vendor: Cisco
Same weakness: CWE-74

V. Comments for CVE-2025-20337

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