Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
Multiple directory traversal vulnerabilities in pam_timestamp.c in the pam_timestamp module for Linux-PAM (aka pam) 1.1.8 allow local users to create arbitrary files or possibly bypass authentication via a .. (dot dot) in the (1) PAM_RUSER value to the get_ruser function or (2) PAM_TTY value to the check_tty function, which is used by the format_timestamp_name function.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux-PAM pam_timestamp模块目录遍历漏洞
Vulnerability Description
Linux-PAM（又名PAM）是一种用于Linux平台中的认证机制，它通过提供一些动态链接库和一套统一的API，使系统管理员可以自由选择应用程序使用的验证机制。pam_timestamp是其中的一个身份验证缓存模块。 Linux-PAM 1.1.8版本的pam_timestamp模块中的pam_timestamp.c文件存在目录遍历漏洞，该漏洞源于‘get_ruser’函数没有充分过滤PAM_RUSER值，‘check_tty’函数没有充分过滤PAM_TTY值。本地攻击者可借助目录遍历字符‘..’利用该
CVSS Information
N/A
Vulnerability Type
N/A