Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The libxenlight (libxl) toolstack library in Xen 4.0.x, 4.1.x, and 4.2.x uses weak permissions for xenstore keys for paravirtualised and emulated serial console devices, which allows local guest administrators to modify the xenstore value via unspecified vectors.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
libxenlight (libxl) Library For Xen 本地安全绕过漏洞
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。 Xen 4.0.x，4.1.x和4.2.x版本中的libxenlight (libxl) toolstack库中存在安全漏洞。该漏洞源于程序对paravirtualised和仿真串行控制台设备的xenstore密钥使用弱权限。Guest虚拟机中本地具备管理员权限的攻击者可利用该漏洞修改xenstore值。
CVSS Information
N/A
Vulnerability Type
N/A