IM
IronMonkey Threat Research

CVE-2021-22734 HIGH

Published: 2021-05-26 | Last Modified: 2024-11-21 | Status: Modified

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.

Additional Descriptions (1)

Se presenta una vulnerabilidad de Verificación Inapropiada de la Firma Criptográfica en homeLYnk (Wiser For KNX) y spaceLYnk versiones V2.60 y anteriores, que podría causar una ejecución de código remota cuando un atacante carga un código no autorizado

CVSS Metrics

Base Score: 7.2 (HIGH)

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredHIGH
User InteractionNONE
ScopeUNCHANGED
Confidentiality ImpactHIGH
Integrity ImpactHIGH
Availability ImpactHIGH

Source: [email protected]

Type: Primary

Exploitability Score: 1.2

Impact Score: 5.9

Base Score: 6.5 (MEDIUM)

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

Access VectorNETWORK
Access ComplexityLOW
AuthenticationSINGLE
Confidentiality ImpactPARTIAL
Integrity ImpactPARTIAL
Availability ImpactPARTIAL

Source: [email protected]

Type: Primary

Exploitability Score: 8.0

Impact Score: 6.4

Weaknesses

Source Type Description
[email protected] Secondary
en CWE-347

Affected Products

Vendor Product Version Update Type
schneider-electric spacelynk_firmware * <built-in method update of dict object at 0x7e60e8343940> Operating System
schneider-electric homelynk_firmware * <built-in method update of dict object at 0x7e60e8c7cb40> Operating System

Affected Configurations

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:schneider-electric:spacelynk_firmware:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
No cpe:2.3:h:schneider-electric:spacelynk:-:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:schneider-electric:homelynk_firmware:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
No cpe:2.3:h:schneider-electric:homelynk:-:*:*:*:*:*:*:*
Notification
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