CVE-2021-22816
CVSS V2 High 7.8
CVSS V3 High 7.5
Description
A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists that could cause a Denial of Service of the RTU when receiving a specially crafted request over Modbus, and the RTU is configured as a Modbus server. Affected Products: SCADAPack 312E, 313E, 314E, 330E, 333E, 334E, 337E, 350E and 357E RTUs with firmware V8.18.1 and prior
Overview
- CVE ID
- CVE-2021-22816
- Assigner
- cybersecurity@se.com
- Vulnerability Status
- Analyzed
- Published Version
- 2022-01-28T20:15:10
- Last Modified Date
- 2022-02-03T13:31:43
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:schneider-electric:scadapack_312e_firmware:*:*:*:*:*:*:*:* | 1 | OR | 8.19.1 | |
| cpe:2.3:h:schneider-electric:scadapack_312e:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:schneider-electric:scadapack_313e_firmware:*:*:*:*:*:*:*:* | 1 | OR | 8.19.1 | |
| cpe:2.3:h:schneider-electric:scadapack_313e:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:schneider-electric:scadapack_314e_firmware:*:*:*:*:*:*:*:* | 1 | OR | 8.19.1 | |
| cpe:2.3:h:schneider-electric:scadapack_314e:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:schneider-electric:scadapack_330e_firmware:*:*:*:*:*:*:*:* | 1 | OR | 8.19.1 | |
| cpe:2.3:h:schneider-electric:scadapack_330e:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:schneider-electric:scadapack_333e_firmware:*:*:*:*:*:*:*:* | 1 | OR | 8.19.1 | |
| cpe:2.3:h:schneider-electric:scadapack_333e:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:schneider-electric:scadapack_334e_firmware:*:*:*:*:*:*:*:* | 1 | OR | 8.19.1 | |
| cpe:2.3:h:schneider-electric:scadapack_334e:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:schneider-electric:scadapack_337e_firmware:*:*:*:*:*:*:*:* | 1 | OR | 8.19.1 | |
| cpe:2.3:h:schneider-electric:scadapack_337e:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:schneider-electric:scadapack_350e_firmware:*:*:*:*:*:*:*:* | 1 | OR | 8.19.1 | |
| cpe:2.3:h:schneider-electric:scadapack_350e:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:schneider-electric:scadapack_357e_firmware:*:*:*:*:*:*:*:* | 1 | OR | 8.19.1 | |
| cpe:2.3:h:schneider-electric:scadapack_357e:-:*:*:*:*:*:*:* | 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://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-313-01 | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-22816 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22816 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:34:37 | Added to TrackCVE | |||
| 2022-12-06 07:59:23 | cybersecurity@schneider-electric.com | cybersecurity@se.com | CVE Assigner | updated |
| 2022-12-06 07:59:23 | 2022-01-28T20:15Z | 2022-01-28T20:15:10 | CVE Published Date | updated |
| 2022-12-06 07:59:23 | 2022-02-03T13:31:43 | CVE Modified Date | updated | |
| 2022-12-06 07:59:23 | Analyzed | Vulnerability Status | updated |