Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
Multiple integer underflows in Grub2 1.98 through 2.02 allow physically proximate attackers to bypass authentication, obtain sensitive information, or cause a denial of service (disk corruption) via backspace characters in the (1) grub_username_get function in grub-core/normal/auth.c or the (2) grub_password_get function in lib/crypto.c, which trigger an "Off-by-two" or "Out of bounds overwrite" memory error.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Grub2 整数溢出漏洞
Vulnerability Description
GNU GRUB（GRand Unified Bootloader）是GNU计划开发的一套GNU项目的启动引导程序，它允许用户在计算机内同时拥有多个操作系统，并在计算机启动时选择希望运行的操作系统。Grub2是其中的一个增强版。 Grub2 1.98版本至2.02版本中存在整数溢出漏洞。物理位置临近的攻击者可借助grub-core/normal/auth.c文件中的‘grub_username_get’函数和lib/crypto.c文件中的‘grub_password_get’函数中的退格字符利用该漏洞绕
CVSS Information
N/A
Vulnerability Type
N/A