CVE-2021-22738
CVSS V2 Medium 5
CVSS V3 Critical 9.8
Description
Use of a Broken or Risky Cryptographic Algorithm vulnerability exists in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior that could cause unauthorized access when credentials are discovered after a brute force attack.
Overview
- CVE ID
- CVE-2021-22738
- Assigner
- cybersecurity@se.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-05-26T20:15:09
- Last Modified Date
- 2021-06-03T20:24:13
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:N/C:P/I:N/A:N
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- NONE
- Availability Impact
- NONE
- 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:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- 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-2021-22738 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22738 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:13:37 | Added to TrackCVE | |||
| 2022-12-05 03:03:45 | cybersecurity@schneider-electric.com | cybersecurity@se.com | CVE Assigner | updated |
| 2022-12-05 03:03:45 | 2021-05-26T20:15Z | 2021-05-26T20:15:09 | CVE Published Date | updated |
| 2022-12-05 03:03:45 | 2021-06-03T20:24:13 | CVE Modified Date | updated | |
| 2022-12-05 03:03:45 | Analyzed | Vulnerability Status | updated |