CVE-2019-11893: Incorrect privilege assignment in the app permission update API of the Bosch Smart Home Controller (SHC)
A potential incorrect privilege assignment vulnerability exists in the app permission update API of the Bosch Smart Home Controller (SHC) before 9.8.905 that may result in a restricted app obtaining default app permissions. In order to exploit the vulnerability, the adversary needs to have successfully paired an app with restricted permissions, which required user interaction.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2019-11893?
CVE-2019-11893 is categorized as a potential privilege escalation vulnerability.
How do I fix CVE-2019-11893?
To remediate CVE-2019-11893, update the Bosch Smart Home Controller firmware to version 9.8.905 or later.
What effects does CVE-2019-11893 have on affected systems?
CVE-2019-11893 may allow a restricted app to gain default app permissions, leading to unauthorized access or actions.
Which versions of the Bosch Smart Home Controller are affected by CVE-2019-11893?
CVE-2019-11893 affects all versions of the Bosch Smart Home Controller firmware prior to 9.8.905.
Is there a workaround for CVE-2019-11893?
There are no official workarounds for CVE-2019-11893; the recommended action is to update the firmware.