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HIGH · 7.5

CVE-2021-22736

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability exists in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior which could cause a denial of service when...

Vulnerability Description

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability exists in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior which could cause a denial of service when an unauthorized file is uploaded.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
Schneider-ElectricSpacelynk Firmware<= 2.6.0
Schneider-ElectricSpacelynk-
Schneider-ElectricHomelynk Firmware<= 2.6.0
Schneider-ElectricHomelynk-

Related Weaknesses (CWE)

CWE-22

References

FAQ

What is CVE-2021-22736?

CVE-2021-22736 is a vulnerability with a CVSS score of 7.5 (HIGH). Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability exists in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior which could cause a denial of service when...

How severe is CVE-2021-22736?

CVE-2021-22736 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-22736?

Check the references section above for vendor advisories and patch information. Affected products include: Schneider-Electric Spacelynk Firmware, Schneider-Electric Spacelynk, Schneider-Electric Homelynk Firmware, Schneider-Electric Homelynk.