CVE-2021-45033
CVSS V2 High 8.5
CVSS V3 High 8.8
Description
A vulnerability has been identified in CP-8000 MASTER MODULE WITH I/O -25/+70°C (All versions < V16.20), CP-8000 MASTER MODULE WITH I/O -40/+70°C (All versions < V16.20), CP-8021 MASTER MODULE (All versions < V16.20), CP-8022 MASTER MODULE WITH GPRS (All versions < V16.20). An undocumented debug port uses hard-coded default credentials. If this port is enabled by a privileged user, an attacker aware of the credentials could access an administrative debug shell on the affected device.
Overview
- CVE ID
- CVE-2021-45033
- Assigner
- productcert@siemens.com
- Vulnerability Status
- Analyzed
- Published Version
- 2022-01-11T12:15:10
- Last Modified Date
- 2022-01-19T13:32:24
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:siemens:cp-8000_master_module_with_i\/o_-25\/\+70_firmware:*:*:*:*:*:*:*:* | 1 | OR | 16.20 | |
| cpe:2.3:h:siemens:cp-8000_master_module_with_i\/o_-25\/\+70:*:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:siemens:cp-8000_master_module_with_i\/o_-40\/\+70_firmware:*:*:*:*:*:*:*:* | 1 | OR | 16.20 | |
| cpe:2.3:h:siemens:cp-8000_master_module_with_i\/o_-40\/\+70:*:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:siemens:cp-8021_master_module_firmware:*:*:*:*:*:*:*:* | 1 | OR | 16.20 | |
| cpe:2.3:h:siemens:cp-8021_master_module:*:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:siemens:cp-8022_master_module_with_gprs_firmware:*:*:*:*:*:*:*:* | 1 | OR | 16.20 | |
| cpe:2.3:h:siemens:cp-8022_master_module_with_gprs:*:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:S/C:C/I:C/A:C
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- SINGLE
- Confidentiality Impact
- COMPLETE
- Integrity Impact
- COMPLETE
- Availability Impact
- COMPLETE
- Base Score
- 8.5
- Severity
- HIGH
- Exploitability Score
- 6.8
- Impact Score
- 10
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 8.8
- Base Severity
- HIGH
- Exploitability Score
- 2.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://cert-portal.siemens.com/productcert/pdf/ssa-324998.pdf | Patch Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-45033 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-45033 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:37:07 | Added to TrackCVE | |||
| 2022-12-06 06:04:43 | 2022-01-11T12:15Z | 2022-01-11T12:15:10 | CVE Published Date | updated |
| 2022-12-06 06:04:43 | 2022-01-19T13:32:24 | CVE Modified Date | updated | |
| 2022-12-06 06:04:43 | Analyzed | Vulnerability Status | updated |