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I. Basic Information for CVE-2021-40818
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
scheme/webauthn.c in Glewlwyd SSO server through 2.5.3 has a buffer overflow during FIDO2 signature validation in webauthn registration.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Glewlwyd SSO server 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Glewlwyd SSO server是一个用于 OAuth2 和 OpenID Connect 身份验证的多因素身份验证的单点登录 (SSO) 服务器。 Glewlwyd SSO server 2.5.3 中存在安全漏洞,该漏洞源于scheme/webauthn.c 在 webauthn 注册中的 FIDO2 签名验证期间存在缓冲区溢出。
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
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II. Public POCs for CVE-2021-40818
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III. Intelligence Information for CVE-2021-40818
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IV. Related Vulnerabilities
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