CVE-2019-11603: Path traversal in ProSyst mBS SDK and Bosch IoT Gateway Software

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.4% 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-22

Description

A HTTP Traversal Attack in earlier versions than ProSyst mBS SDK 8.2.6 and Bosch IoT Gateway Software 9.0.2 allows remote attackers to read files outside the http root.

Affected products

Bosch IoT Gateway Software: before 9.0.2 — fixed in 9.0.2
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 9.0.2; Bosch Prosyst Mbs Sdk 8.2.6. Check the vendor advisory for mitigations.

References

https://psirt.bosch.com/Advisory/BOSCH-SA-562575.html
https://psirt.bosch.com/Advisory/BOSCH-SA-562575.html

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