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.

Affected Version(s)

Smart Home Controller < 9.8.905

References

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

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
.