Incorrect pviilege assignment in the 3rd party pairing mechanism of the Bosch Smart Home Controller (SHC)
Priority LOW 32CWE-284Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- High
- Impact type
- Security bypass, Privilege escalation
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-284 and CWE-269.
Summary
A potential incorrect privilege assignment vulnerability exists in the 3rd party pairing mechanism of the Bosch Smart Home Controller (SHC) before 9.8.907 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, which requires user interaction.
Why it matters now
EPSS 0.00674 52nd percentileScored 2026-11-07
Fix Fixed Smart Home Controller (Bosch): 9.8.907
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Bosch | Smart Home Controller | before 9.8.907 | 9.8.907 | Patch available | CNA |
- Smart Home Controller VendorBosch Affected before 9.8.907 Fixed in 9.8.907 Patch available CNA
Remediation
- Fix · CNA Smart Home Controller (Bosch) Fixed in 9.8.907
Timeline
- 2026-10-02 Threatist record created from CVE-2019-11896
- 2026-10-03 Alias added: GHSA-qfhr-mxhr-cf29
References
More Bosch Smart Home Controller Firmware vulnerabilities
- TI-2019-08918 Improper access control in the JSON-RPC interface of the Bosch Smart Home Controller (SHC) CVSS 3.1HIGH 8.0
- TI-2019-08917 Incorrect privilege assignment in the app pairing mechanism of the Bosch Smart Home Controller (SHC) CVSS 3.1HIGH 8.0
- TI-2019-08919 Incorrect privilege assignment in the app permission update API of the Bosch Smart Home Controller (SHC) CVSS 3.1HIGH 8.0
- TI-2019-08921 Improper access control in the JSON-RPC interface of the Bosch Smart Home Controller (SHC) CVSS 3.1MEDIUM 5.3
- TI-2019-08920 Improper access control in the backup mechanism of the Bosch Smart Home Controller (SHC) CVSS 3.1MEDIUM 5.7
Sources
- CVE-2019-11896 · CVE Program
- CVE-2019-11896 · NVD
- FIRST EPSS
- GHSA-qfhr-mxhr-cf29 · GitHub Advisory Database · CC BY 4.0
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