Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The build_principal_va function in lib/krb5/krb/bld_princ.c in MIT Kerberos 5 (aka krb5) before 1.14 allows remote authenticated users to cause a denial of service (out-of-bounds read and KDC crash) via an initial '\0' character in a long realm field within a TGS request.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
MIT Kerberos 5 缓冲区错误漏洞
Vulnerability Description
MIT Kerberos 5（又名krb5）是美国麻省理工学院（MIT）开发的一套网络认证协议，它采用客户端/服务器结构，并且客户端和服务器端均可对对方进行身份认证（即双重验证），可防止窃听、防止replay攻击等。 MIT Kerberos 5 1.13.2及之前版本的lib/krb5/krb/bld_princ.c文件中的‘build_principal_va’函数存在安全漏洞。远程攻击者可借助TGS请求中较长的‘realm’字段中的首字符‘’利用该漏洞造成拒绝服务（越边界读取和KDC崩溃）。
CVSS Information
N/A
Vulnerability Type
N/A