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I. Basic Information for CVE-2019-19521
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
libc in OpenBSD 6.6 allows authentication bypass via the -schallenge username, as demonstrated by smtpd, ldapd, or radiusd. This is related to gen/auth_subr.c and gen/authenticate.c in libc (and login/login.c and xenocara/app/xenodm/greeter/verify.c).
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
OpenBSD 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenBSD是加拿大OpenBSD项目组的一套跨平台的、基于BSD的类UNIX操作系统。 OpenBSD 6.6版本中的libc存在安全漏洞。攻击者可借助-schallenge用户名利用该漏洞绕过身份验证。
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
-n/a n/a -
II. Public POCs for CVE-2019-19521
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III. Intelligence Information for CVE-2019-19521
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IV. Related Vulnerabilities
Same product: n/a
Same vendor: n/a
V. Comments for CVE-2019-19521

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