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.

CVSS v3.0 8.0 HIGH
CVSS v2.0 4.9 MEDIUM

8.0^/10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.1 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.9^/10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:A/AC:M/Au:S/C:P/I:P/A:P

Exploitability : 4.4 / Impact : 6.4

Access Vector ADJACENT_NETWORK

Access Complexity MEDIUM

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

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

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:bosch:smart_home_controller_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:bosch:smart_home_controller:-:*:*:*:*:*:*:*

Information

Published : 2019-05-29 13:29

Updated : 2020-10-06 07:40

NVD link : CVE-2019-11893

Mitre link : CVE-2019-11893

JSON object : View

CWE

CWE-269

Improper Privilege Management

Products Affected

bosch

smart_home_controller_firmware
smart_home_controller

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8.0 /10