Improper access control in the JSON-RPC interface of the Bosch Smart Home Controller (SHC)

published 2019-05-29 7y ago modified 2026-06-17 4mo ago also EUVD-2019-3553

cvss: 5.3; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.0%; EPSS 1.0% chance of exploitation in 30 days, percentile 62%
public exploits: 0; none known

A potential improper access control vulnerability exists in the JSON-RPC interface of the Bosch Smart Home Controller (SHC) before 9.8.905 that may result in a successful denial of service of the SHC and connected sensors and actuators. In order to exploit the vulnerability, the adversary needs to have successfully paired an app or service, which requires user interaction.

Patch / fix

fixed in 1

Bosch Smart Home Controller 9.8.905

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Exploit prediction

0.98% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.0	5.3	CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD	3.1	5.3	CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD	2.0	7.1	AV:N/AC:M/Au:N/C:N/I:N/A:C

Affected products

Bosch Smart Home Controller

Classification

Weakness

CWE-284 Improper Access Control

References

psirt.bosch.com /Advisory/BOSCH-SA-662084.html
vendor-advisory

Sources

CVE List CVE-2019-11895
NVD CVE-2019-11895

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