CVE-2021-22800
CVSS V2 Medium 5
CVSS V3 High 7.5
Description
A CWE-20: Improper Input Validation vulnerability exists that could cause a Denial of Service when a crafted packet is sent to the controller over network port 1105/TCP. Affected Product: Modicon M218 Logic Controller (V5.1.0.6 and prior)
Overview
- CVE ID
- CVE-2021-22800
- Assigner
- cybersecurity@se.com
- Vulnerability Status
- Analyzed
- Published Version
- 2022-02-11T18:15:09
- Last Modified Date
- 2022-02-18T14:45:17
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:schneider-electric:modicon_m218_firmware:*:*:*:*:*:*:*:* | 1 | OR | 5.1.0.6 | |
| cpe:2.3:h:schneider-electric:modicon_m218:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:N/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- PARTIAL
- Base Score
- 5
- Severity
- MEDIUM
- Exploitability Score
- 10
- Impact Score
- 2.9
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://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-285-04 | Patch Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-22800 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22800 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:32:22 | Added to TrackCVE | |||
| 2022-12-06 09:28:42 | cybersecurity@schneider-electric.com | cybersecurity@se.com | CVE Assigner | updated |
| 2022-12-06 09:28:42 | 2022-02-11T18:15Z | 2022-02-11T18:15:09 | CVE Published Date | updated |
| 2022-12-06 09:28:42 | 2022-02-18T14:45:17 | CVE Modified Date | updated | |
| 2022-12-06 09:28:42 | Analyzed | Vulnerability Status | updated |