CVE-2021-23859

Denial of Service and Authentication Bypass Vulnerability in multiple Bosch products

Description

An unauthenticated attacker is able to send a special HTTP request, that causes a service to crash. In case of a standalone VRM or BVMS with VRM installation this crash also opens the possibility to send further unauthenticated commands to the service. On some products the interface is only local accessible lowering the CVSS base score. For a list of modified CVSS scores, please see the official Bosch Advisory Appendix chapter Modified CVSS Scores for CVE-2021-23859

Categories

9.1
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.29%
Vendor Advisory bosch.com
Affected: Bosch BVMS
Affected: Bosch DIVAR IP 7000 R2
Affected: Bosch DIVAR IP all-in-one 5000
Affected: Bosch DIVAR IP all-in-one 7000
Affected: Bosch VRM
Affected: Bosch VRM Exporter
Affected: Bosch APE
Affected: Bosch AEC
Affected: Bosch BIS
Published at:
Updated at:

References

Link Tags
https://psirt.bosch.com/security-advisories/bosch-sa-043434-bt.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-23859?
CVE-2021-23859 has been scored as a critical severity vulnerability.
How to fix CVE-2021-23859?
To fix CVE-2021-23859, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-23859 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-23859 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-23859?
CVE-2021-23859 affects Bosch BVMS, Bosch DIVAR IP 7000 R2, Bosch DIVAR IP all-in-one 5000, Bosch DIVAR IP all-in-one 7000, Bosch VRM, Bosch VRM Exporter, Bosch APE, Bosch AEC, Bosch BIS.
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