CVE-2021-22735

Improper Verification of Cryptographic Signature vulnerability exists inhomeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior which could allow remote code execution when unauthorized code is copied to the device.

CVSS v3 7.2 HIGH
CVSS v2.0 6.5 MEDIUM

7.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-130-04	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:schneider-electric:spacelynk_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:schneider-electric:spacelynk:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:schneider-electric:homelynk_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:schneider-electric:homelynk:-:*:*:*:*:*:*:*

History

04 Jun 2021, 14:21

Type	Values Removed	Values Added
References	~~(MISC) https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-130-04 -~~	(MISC) https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-130-04 - Vendor Advisory
CPE		cpe:2.3:o:schneider-electric:spacelynk_firmware:::::::: cpe:2.3:o:schneider-electric:homelynk_firmware:::::::: cpe:2.3:h:schneider-electric:spacelynk:-:::::::* cpe:2.3:h:schneider-electric:homelynk:-:::::::*
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 6.5 v3 : 7.2

26 May 2021, 20:49

Type	Values Removed	Values Added
CWE		CWE-347

26 May 2021, 20:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-05-26 20:15

Updated : 2023-12-10 13:55

NVD link : CVE-2021-22735

Mitre link : CVE-2021-22735

CVE.ORG link : CVE-2021-22735

JSON object : View

Products Affected

schneider-electric

homelynk
spacelynk
homelynk_firmware
spacelynk_firmware

CWE

CWE-347

Improper Verification of Cryptographic Signature

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