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
CVSS breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
High
Affected products
- Bosch / AECunspecified – 2.9.1.x
- Bosch / APEunspecified – 3.8.x.x
- Bosch / BISunspecified – 4.8
- Bosch / BISunspecified – 4.9
- Bosch / BISunspecified – 4.7
- Bosch / BVMSunspecified – 9.0.0
- Bosch / BVMS11.0 – 11.0.0
- Bosch / BVMS10.0 – 10.0.2
- Bosch / BVMS10.1 – 10.1.1
- Bosch / DIVAR IP 7000 R2all – all
- Bosch / DIVAR IP all-in-one 5000all – all
- Bosch / DIVAR IP all-in-one 7000all – all
- Bosch / VRM3.83 – 3.83.0021
- Bosch / VRMunspecified – 3.81
- Bosch / VRM3.82 – 3.82.0057
- Bosch / VRM4.0 – 4.00.0070
- Bosch / VRM Exporter2.1 – 2.10.0008