CVE-2021-33716
CVSS V2 Low 3.3
CVSS V3 Medium 6.5
Description
A vulnerability has been identified in SIMATIC CP 1543-1 (incl. SIPLUS variants) (All versions < V3.0), SIMATIC CP 1545-1 (All versions < V1.1). An attacker with access to the subnet of the affected device could retrieve sensitive information stored in cleartext.
Overview
- CVE ID
- CVE-2021-33716
- Assigner
- productcert@siemens.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-09-14T11:15:24
- Last Modified Date
- 2022-12-08T18:30:12
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:siemens:simatic_cp_1543-1_firmware:*:*:*:*:*:*:*:* | 1 | OR | 3.0 | |
| cpe:2.3:h:siemens:simatic_cp_1543-1:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:siemens:simatic_cp_1545-1_firmware:*:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:siemens:simatic_cp_1545-1:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:A/AC:L/Au:N/C:P/I:N/A:N
- Access Vector
- ADJACENT_NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 3.3
- Severity
- LOW
- Exploitability Score
- 6.5
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Attack Vector
- ADJACENT_NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- NONE
- Base Score
- 6.5
- Base Severity
- MEDIUM
- Exploitability Score
- 2.8
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://cert-portal.siemens.com/productcert/pdf/ssa-535997.pdf | Patch Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-33716 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33716 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:53:40 | Added to TrackCVE | |||
| 2022-12-05 10:28:47 | 2021-09-14T11:15Z | 2021-09-14T11:15:24 | CVE Published Date | updated |
| 2022-12-05 10:28:47 | 2022-06-14T10:15:15 | CVE Modified Date | updated | |
| 2022-12-05 10:28:47 | Undergoing Analysis | Vulnerability Status | updated | |
| 2022-12-08 19:12:43 | 2022-12-08T18:30:12 | CVE Modified Date | updated | |
| 2022-12-08 19:12:43 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |