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.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.45%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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 3.1
- 8.0 HIGHCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.45% probability · 38th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-266, CWE-269
- Affected
- bosch/smart home controller firmware
- Source
- psirt@bosch.com
References
- https://psirt.bosch.com/Advisory/BOSCH-SA-662084.htmlVendor Advisory
- https://psirt.bosch.com/Advisory/BOSCH-SA-662084.htmlVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.