IM
IronMonkey Threat Research

CVE-2021-22736 HIGH

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

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.

Additional Descriptions (1)

Se presenta una vulnerabilidad de Limitación Inapropiada de un Nombre de Ruta a un Directorio Restringido ("Salto de Ruta") en homeLYnk (Wiser para KNX) y spaceLYnk versiones V2.60 y anteriores, que podría causar una denegación de servicio cuando un archivo no autorizado es cargado

CVSS Metrics

Base Score: 7.5 (HIGH)

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

Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
Confidentiality ImpactNONE
Integrity ImpactNONE
Availability ImpactHIGH

Source: [email protected]

Type: Primary

Exploitability Score: 3.9

Impact Score: 3.6

Base Score: 5.0 (MEDIUM)

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

Access VectorNETWORK
Access ComplexityLOW
AuthenticationNONE
Confidentiality ImpactNONE
Integrity ImpactNONE
Availability ImpactPARTIAL

Source: [email protected]

Type: Primary

Exploitability Score: 10.0

Impact Score: 2.9

Weaknesses

Source Type Description
[email protected] Secondary
en CWE-22

Affected Products

Vendor Product Version Update Type
schneider-electric spacelynk_firmware * <built-in method update of dict object at 0x7e60eb24d780> Operating System
schneider-electric homelynk_firmware * <built-in method update of dict object at 0x7e60eb24fe40> 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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