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

5.5MEDIUM

Key Information:

Vendor

Bosch
Status
Smart Home Controller
Vendor
CVE Published:
29 May 2019

What is CVE-2019-11893?

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.

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Affected Version(s)

Smart Home Controller < 9.8.905

References

https://psirt.bosch.com/Advisory/BOSCH-SA-662084.html
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CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

CVSS V3.0

Score:
5.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Philip Kazmeier
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