CVE-2020-6781: Improper Certificate Validation in Bosch Smart Home System App for iOS

Severity: high (CVSS 7.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-09-16 · updated 2026-06-17
Weakness: CWE-295

Description

Improper certificate validation for certain connections in the Bosch Smart Home System App for iOS prior to version 9.17.1 potentially allows to intercept video contents by performing a man-in-the-middle attack.

Affected products

Bosch Smart Home: before 9.17.1 — fixed in 9.17.1

How to fix

Upgrade to a fixed version: Bosch Smart Home 9.17.1. Check the vendor advisory for mitigations.

References

https://psirt.bosch.com/security-advisories/BOSCH-SA-347336.html
https://psirt.bosch.com/security-advisories/BOSCH-SA-347336.html

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