SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-11891

A potential incorrect privilege assignment vulnerability exists in the app pairing mechanism of the Bosch Smart Home Controller (SHC) before 9.8.905 that may result in elevated privileges of the adversary's choosing.

HIGH 8.0EPSS 0.54%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.54%). 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 pairing mechanism of the Bosch Smart Home Controller (SHC) before 9.8.905 that may result in elevated privileges of the adversary's choosing. In order to exploit the vulnerability, the adversary needs physical access to the SHC during the attack.

CVSS 3.1
8.0 HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
0.54% probability · 45th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-266, CWE-269
Affected
bosch/smart home controller firmware
Source
psirt@bosch.com
EPSS trend
0%3%5%27 October 2026: 0.54%27 October 202627 October 2026

EPSS 0.5% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.