CVE-2019-11897: Server-side request forgery in the backup & restore functionality of ProSyst mBS SDK and Bosch IoT Gateway Software

Severity: high (CVSS 8.6 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-08-21 · updated 2026-06-17
Weakness: CWE-918

Description

A Server-Side Request Forgery (SSRF) vulnerability in the backup & restore functionality in earlier versions than ProSyst mBS SDK 8.2.6 and Bosch IoT Gateway Software 9.3.0 allows a remote attacker to forge GET requests to arbitrary URLs. In addition, this could potentially allow an attacker to read sensitive zip files from the local server.

Affected products

Bosch IoT Gateway Software: before 9.3.0 — fixed in 9.3.0
Bosch Prosyst Mbs Sdk: before 8.2.6 — fixed in 8.2.6

How to fix

Upgrade to a fixed version: Bosch IoT Gateway Software 9.3.0; Bosch Prosyst Mbs Sdk 8.2.6. Check the vendor advisory for mitigations.

References

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