CVE-2021-22734
CVSS V2 Medium 6.5
CVSS V3 High 7.2
Description
Improper Verification of Cryptographic Signature vulnerability exists in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior which could cause remote code execution when an attacker loads unauthorized code.
Overview
- CVE ID
- CVE-2021-22734
- Assigner
- cybersecurity@se.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-05-26T20:15:09
- Last Modified Date
- 2021-06-04T14:17:09
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:schneider-electric:spacelynk_firmware:*:*:*:*:*:*:*:* | 1 | OR | 2.6.0 | |
| cpe:2.3:h:schneider-electric:spacelynk:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:schneider-electric:homelynk_firmware:*:*:*:*:*:*:*:* | 1 | OR | 2.6.0 | |
| cpe:2.3:h:schneider-electric:homelynk:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:S/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- SINGLE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 6.5
- Severity
- MEDIUM
- Exploitability Score
- 8
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- HIGH
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.2
- Base Severity
- HIGH
- Exploitability Score
- 1.2
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-130-04 | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-22734 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22734 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:13:36 | Added to TrackCVE | |||
| 2022-12-05 03:03:28 | cybersecurity@schneider-electric.com | cybersecurity@se.com | CVE Assigner | updated |
| 2022-12-05 03:03:28 | 2021-05-26T20:15Z | 2021-05-26T20:15:09 | CVE Published Date | updated |
| 2022-12-05 03:03:28 | 2021-06-04T14:17:09 | CVE Modified Date | updated | |
| 2022-12-05 03:03:28 | Analyzed | Vulnerability Status | updated |