Improper privilege management in homeLYnk and spaceLYnk V2.60 and prior
Priority LOW 33CWE-269Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Privilege escalation
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-269.
Summary
Improper Privilege Management vulnerability exists in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior which could cause shell access when unauthorized code is loaded into the system folder.
Why it matters now
EPSS 0.00215 11th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior | homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior | — | No fix listed | CNA |
- homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior Vendor— Affected homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:schneider-electric:spacelynk_firmware:*:*:*:*:*:*:*:* | up to 2.6.0 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:spacelynk:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:homelynk_firmware:*:*:*:*:*:*:*:* | up to 2.6.0 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:homelynk:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
- cpe:2.3:o:schneider-electric:spacelynk_firmware:*:*:*:*:*:*:*:* Versions up to 2.6.0 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:spacelynk:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:homelynk_firmware:*:*:*:*:*:*:*:* Versions up to 2.6.0 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:homelynk:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-22733
- 2026-10-03 Alias added: GHSA-6xx3-j36r-9j4v
References
More Schneider Electric Homelynk Firmware vulnerabilities
- TI-2021-05618 Missing brute-force protection in homeLYnk and spaceLYnk V2.60 and prior CVSS 3.1CRITICAL 9.8
- TI-2021-05619 Broken or risky cryptographic algorithm in homeLYnk and spaceLYnk V2.60 and prior CVSS 3.1CRITICAL 9.8
- TI-2018-05621 In Schneider Electric Wiser for KNX V2.1.0 and prior, homeLYnk V2.0.1 and prior; and… CVSS 3.0HIGH 7.5
- TI-2021-05617 Path traversal in homeLYnk and spaceLYnk V2.60 and prior CVSS 3.1HIGH 7.5
- TI-2021-05616 Improper signature verification in homeLYnk and spaceLYnk V2.60 and prior CVSS 3.1HIGH 7.2
- TI-2021-05615 Improper signature verification in homeLYnk and spaceLYnk V2.60 and prior CVSS 3.1HIGH 7.2
Sources
- CVE-2021-22733 · CVE Program
- CVE-2021-22733 · NVD
- FIRST EPSS
- GHSA-6xx3-j36r-9j4v · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences