CVE-2021-23843

Lack of authentication mechanisms on the device

Description

The Bosch software tools AccessIPConfig.exe and AmcIpConfig.exe are used to configure certains settings in AMC2 devices. The tool allows putting a password protection on configured devices to restrict access to the configuration of an AMC2. An attacker can circumvent this protection and make unauthorized changes to configuration data on the device. An attacker can exploit this vulnerability to manipulate the device\'s configuration or make it unresponsive in the local network. The attacker needs to have access to the local network, typically even the same subnet.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.04%
Vendor Advisory bosch.com
Affected: Bosch AMS
Affected: Bosch APE
Affected: Bosch BIS
Affected: Bosch AMC2
Published at:
Updated at:

References

Link Tags
https://psirt.bosch.com/security-advisories/BOSCH-SA-940448-BT.html mitigation vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-23843?
CVE-2021-23843 has been scored as a high severity vulnerability.
How to fix CVE-2021-23843?
To fix CVE-2021-23843, 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-2021-23843 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-23843 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-2021-23843?
CVE-2021-23843 affects Bosch AMS, Bosch APE, Bosch BIS, Bosch AMC2.
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