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.

Vulnerability/
CVE-2019-11893

high

CWE

269 266

29/5/2019

16/9/2024

CVE-2019-11893: Incorrect privilege assignment in the app permission update API of the Bosch Smart Home Controller (SHC)

First published: Wed May 29 2019(Updated: )

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.

Credit: psirt@bosch.com

Affected Software	Affected Version	How to fix
Bosch Smart Home Controller Firmware	<9.8.905
Bosch Smart Home Controller Firmware

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Reference Links

https://psirt.bosch.com/Advisory/BOSCH-SA-662084.html

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.

agent/type
agent/weakness
agent/softwarecombine
agent/severity
agent/references
agent/author
agent/title
agent/description
collector/mitre-cve
source/MITRE
agent/last-modified-date
agent/first-publish-date
agent/event
agent/source
agent/tags
collector/nvd-index
agent/software-canonical-lookup-request
vendor/bosch
canonical/bosch smart home controller firmware

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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.