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I. Basic Information for CVE-2025-27509
Vulnerability Information

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Vulnerability Title
SAML authentication vulnerability due to improper SAML response validation
Source: NVD (National Vulnerability Database)
Vulnerability Description
fleetdm/fleet is an open source device management, built on osquery. In vulnerable versions of Fleet, an attacker could craft a specially-formed SAML response to forge authentication assertions, provision a new administrative user account if Just-In-Time (JIT) provisioning is enabled, or create new accounts tied to forged assertions if f MDM enrollment is enabled. This vulnerability is fixed in 4.64.2, 4.63.2, 4.62.4, and 4.58.1.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
授权机制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Fleet 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Fleet是Fleet的一个开源的设备管理平台,支持多种操作系统和设备,帮助 IT 和安全团队进行设备管理、漏洞报告、MDM 等操作,免费且灵活。 Fleet 4.64.2之前版本存在授权问题漏洞,该漏洞源于攻击者可以伪造SAML响应以进行身份验证断言,可能导致创建新的管理员账户。
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
VendorProductAffected VersionsCPESubscribe
fleetdmfleet >= 4.64.0, < 4.64.2 -
II. Public POCs for CVE-2025-27509
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III. Intelligence Information for CVE-2025-27509
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