Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The kssl_keytab_is_available function in ssl/kssl.c in OpenSSL before 0.9.8n, when Kerberos is enabled but Kerberos configuration files cannot be opened, does not check a certain return value, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via SSL cipher negotiation, as demonstrated by a chroot installation of Dovecot or stunnel without Kerberos configuration files inside the chroot.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
OpenSSL kssk_keytab_is_available()远程拒绝服务出漏洞
Vulnerability Description
OpenSSL是OpenSSL团队开发的一个开源的能够实现安全套接层（SSL v2/v3）和安全传输层（TLS v1）协议的通用加密库，它支持多种加密算法，包括对称密码、哈希算法、安全散列算法等。 OpenSSL的ssl/kssl.c文件中的kssl_keytab_is_available()函数没有正确的检查krb5_sname_to_principal()函数的返回值。如果kssl_keytab_is_available()失败，就可能使用空的principal调用krb5_kt_get_entry(
CVSS Information
N/A
Vulnerability Type
N/A