Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The SetX11Keyboard function in systemd, when PolicyKit Local Authority (PKLA) is used to change the group permissions on the X Keyboard Extension (XKB) layouts description, allows local users in the group to modify the Xorg X11 Server configuration file and possibly gain privileges via vectors involving "special and control characters."
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
systemd X Keyboard Extension Processing 本地提权漏洞
Vulnerability Description
systemd是德国软件开发者Lennart Poettering和其他人共同研发的一款基于Linux的系统和服务管理器，它兼容了SysV和LSB的启动脚本，且提供了一个用来表示系统服务间依赖关系的框架。 systemd中的SetX11Keyboard函数中存在安全漏洞，当使用PolicyKit Local Authority(PKLA)文件机制更改X Keyboard Extension(XKB)布局描述的组权限。本地攻击者可利用该漏洞修改Xorg X11 Server配置文件，获取特权。
CVSS Information
N/A
Vulnerability Type
N/A