What is the CVSS score of CVE-2019-11891?

CVE-2019-11891 has a CVSS 3.1 base score of 8.0 (High). CVSS vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.5%.

Smart Home Controller Firmware CVE-2019-11891

HIGH

Incorrect Privilege Assignment (CWE-266)

2019-05-29 psirt@bosch.com

Information Disclosure Smart Home Controller Firmware

8.0

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.0 HIGH

AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

May 29, 2019 - 20:29 nvd

HIGH 8.0

DescriptionNVD

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.

AnalysisAI

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. Rated high severity (CVSS 8.0), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-266. 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. Affected products include: Bosch Smart Home Controller Firmware. Version information: before 9.8.905.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.