CVE-2020-28395
CVSS V2 Medium 4.3
CVSS V3 Medium 5.9
Description
A vulnerability has been identified in SCALANCE X-200RNA switch family (All versions < V3.2.7), SCALANCE X-300 switch family (incl. X408 and SIPLUS NET variants) (All versions < V4.1.0). Devices do not create a new unique private key after factory reset. An attacker could leverage this situation to a man-in-the-middle situation and decrypt previously captured traffic.
Overview
- CVE ID
- CVE-2020-28395
- Assigner
- productcert@siemens.com
- Vulnerability Status
- Modified
- Published Version
- 2021-01-12T21:15:18
- Last Modified Date
- 2022-12-13T17:15:13
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:siemens:scalance_xr324-12m_firmware:*:*:*:*:*:*:*:* | 1 | OR | 4.1.0 | |
| cpe:2.3:h:siemens:scalance_xr324-12m:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:siemens:scalance_xr324-12m_ts_firmware:*:*:*:*:*:*:*:* | 1 | OR | 4.1.0 | |
| cpe:2.3:h:siemens:scalance_xr324-12m_ts:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:siemens:scalance_xr324-4m_eec_firmware:*:*:*:*:*:*:*:* | 1 | OR | 4.1.0 | |
| cpe:2.3:h:siemens:scalance_xr324-4m_eec:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:siemens:scalance_xr324-4m_poe_firmware:*:*:*:*:*:*:*:* | 1 | OR | 4.1.0 | |
| cpe:2.3:h:siemens:scalance_xr324-4m_poe:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:siemens:scalance_xr324-4m_poe_ts_firmware:*:*:*:*:*:*:*:* | 1 | OR | 4.1.0 | |
| cpe:2.3:h:siemens:scalance_xr324-4m_poe_ts:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:siemens:scalance_xr324wg_firmware:*:*:*:*:*:*:*:* | 1 | OR | 4.1.0 | |
| cpe:2.3:h:siemens:scalance_xr324wg:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:siemens:scalance_xr326-2c_poe_wg_firmware:*:*:*:*:*:*:*:* | 1 | OR | 4.1.0 | |
| cpe:2.3:h:siemens:scalance_xr326-2c_poe_wg:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:siemens:scalance_xr328-4c_wg_firmware:*:*:*:*:*:*:*:* | 1 | OR | 4.1.0 | |
| cpe:2.3:h:siemens:scalance_xr328-4c_wg:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:P/I:N/A:N
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 4.3
- Severity
- MEDIUM
- Exploitability Score
- 8.6
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- HIGH
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- NONE
- Base Score
- 5.9
- Base Severity
- MEDIUM
- Exploitability Score
- 2.2
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://cert-portal.siemens.com/productcert/pdf/ssa-274900.pdf | Vendor Advisory |
| https://us-cert.cisa.gov/ics/advisories/icsa-21-012-02 | Third Party Advisory US Government Resource Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-28395 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28395 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:18:31 | Added to TrackCVE | |||
| 2022-12-05 19:58:33 | 2021-01-12T21:15Z | 2021-01-12T21:15:18 | CVE Published Date | updated |
| 2022-12-05 19:58:33 | 2021-03-26T19:42:20 | CVE Modified Date | updated | |
| 2022-12-05 19:58:33 | Analyzed | Vulnerability Status | updated | |
| 2022-12-13 17:12:45 | 2022-12-13T16:15:13 | CVE Modified Date | updated | |
| 2022-12-13 17:12:45 | Analyzed | Modified | Vulnerability Status | updated |
| 2022-12-13 17:12:45 | A vulnerability has been identified in SCALANCE X-300 switch family (incl. X408 and SIPLUS NET variants) (All versions < V4.1.0). Devices do not create a new unique private key after factory reset. An attacker could leverage this situation to a man-in-the-middle situation and decrypt previously captured traffic. | A vulnerability has been identified in SCALANCE X-200RNA switch family (All versions < V3.2.7), SCALANCE X-300 switch family (incl. X408 and SIPLUS NET variants) (All versions < V4.1.0). Devices do not create a new unique private key after factory reset. An attacker could leverage this situation to a man-in-the-middle situation and decrypt previously captured traffic. | Description | updated |
| 2022-12-13 18:13:39 | 2022-12-13T17:15:13 | CVE Modified Date | updated | |
| 2022-12-13 18:13:39 | A vulnerability has been identified in SCALANCE X-200RNA switch family (All versions < V3.2.7), SCALANCE X-300 switch family (incl. X408 and SIPLUS NET variants) (All versions < V4.1.0). Devices do not create a new unique private key after factory reset. An attacker could leverage this situation to a man-in-the-middle situation and decrypt previously captured traffic. | A vulnerability has been identified in SCALANCE X-200RNA switch family (All versions < V3.2.7), SCALANCE X-300 switch family (incl. X408 and SIPLUS NET variants) (All versions < V4.1.0). Devices do not create a new unique private key after factory reset. An attacker could leverage this situation to a man-in-the-middle situation and decrypt previously captured traffic. | Description | updated |