CVE-2020-25242
CVSS V2 High 7.8
CVSS V3 High 7.5
Description
A vulnerability has been identified in SIMATIC NET CP 343-1 Advanced (incl. SIPLUS variants) (All versions), SIMATIC NET CP 343-1 Lean (incl. SIPLUS variants) (All versions), SIMATIC NET CP 343-1 Standard (incl. SIPLUS variants) (All versions). Specially crafted packets sent to TCP port 102 could cause a Denial-of-Service condition on the affected devices. A cold restart might be necessary in order to recover.
Overview
- CVE ID
- CVE-2020-25242
- Assigner
- productcert@siemens.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-05-12T14:15:10
- Last Modified Date
- 2021-12-03T19:52:22
Weakness Enumerations
CPE Configuration (Product)
CPE | Vulnerable | Operator | Version Start | Version End |
---|---|---|---|---|
AND | ||||
cpe:2.3:o:siemens:simatic_net_cp_343-1_advanced_firmware:*:*:*:*:*:*:*:* | 1 | OR | ||
cpe:2.3:h:siemens:simatic_net_cp_343-1_advanced:-:*:*:*:*:*:*:* | 0 | OR | ||
AND | ||||
cpe:2.3:o:siemens:simatic_net_cp_343-1_lean_firmware:*:*:*:*:*:*:*:* | 1 | OR | ||
cpe:2.3:h:siemens:simatic_net_cp_343-1_lean:-:*:*:*:*:*:*:* | 0 | OR | ||
AND | ||||
cpe:2.3:o:siemens:simatic_net_cp_343-1_standard_firmware:*:*:*:*:*:*:*:* | 1 | OR | ||
cpe:2.3:h:siemens:simatic_net_cp_343-1_standard:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:N/A:C
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- COMPLETE
- Base Score
- 7.8
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
Reference URL | Reference Tags |
---|---|
https://cert-portal.siemens.com/productcert/pdf/ssa-676775.pdf | Vendor Advisory |
https://us-cert.cisa.gov/ics/advisories/icsa-21-131-07 | Third Party Advisory US Government Resource |
Sources
Source Name | Source URL |
---|---|
NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-25242 |
MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25242 |
History
Created | Old Value | New Value | Data Type | Notes |
---|---|---|---|---|
2022-05-10 06:43:07 | Added to TrackCVE | |||
2022-12-05 02:08:28 | 2021-05-12T14:15Z | 2021-05-12T14:15:10 | CVE Published Date | updated |
2022-12-05 02:08:28 | 2021-12-03T19:52:22 | CVE Modified Date | updated | |
2022-12-05 02:08:28 | Analyzed | Vulnerability Status | updated |