Vulnerability Information
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
N/A
Vulnerability Description
The pygrub boot loader emulator in Xen, when S-expression output format is requested, allows local pygrub-using guest OS administrators to read or delete arbitrary files on the host via string quotes and S-expressions in the bootloader configuration file.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Xen pygrub boot loader模拟器权限许可和访问控制漏洞
Vulnerability Description
Xen是英国剑桥大学开发的一款开源的虚拟机监视器产品。该产品能够使不同和不兼容的操作系统运行在同一台计算机上，并支持在运行时进行迁移，保证正常运行并且避免宕机。pygrub boot loader emulator是其中的一个pygrub引导装载程序模拟器。 Xen中的pygrub boot loader模拟器存在安全漏洞。本地攻击者可利用该漏洞读取或删除主机上的任意文件。
CVSS Information
N/A
Vulnerability Type
N/A