Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The NTLMSSP authentication implementation in Samba 3.x and 4.x before 4.2.11, 4.3.x before 4.3.8, and 4.4.x before 4.4.2 allows man-in-the-middle attackers to perform protocol-downgrade attacks by modifying the client-server data stream to remove application-layer flags or encryption settings, as demonstrated by clearing the NTLMSSP_NEGOTIATE_SEAL or NTLMSSP_NEGOTIATE_SIGN option to disrupt LDAP security.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Samba NTLMSSP 安全漏洞
Vulnerability Description
Samba是Samba团队开发的一套可使UNIX系列的操作系统与微软Windows操作系统的SMB/CIFS网络协议做连结的自由软件。该软件支持共享打印机、互相传输资料文件等。 Samba的NTLMSSP身份验证实现过程中存在安全漏洞。攻击者可通过修改client-server数据流，删除application-layer标志或加密设置利用该漏洞实施中间人攻击和protocol-downgrade攻击。以下版本受到影响：Samba 3.x版本，4.2.11之前4.x版本，4.3.8之前4.3.x版本，4.
CVSS Information
N/A
Vulnerability Type
N/A