CVE Vulnerability

CVE-2020-7498

A CWE-798: Use of Hard-coded Credentials vulnerability exists in the Unity Loader and OS Loader Software (all versions). The fixed credentials are used to simplify file transfer. Today the use of fixed credentials is considered a vulnerability, which could cause unauthorized access to the file transfer service provided by the Modicon PLCs. This could result in various unintended results.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.se.com/ww/en/download/document/SEVD-2020-161-02 Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:schneider-electric:os_loader:*:*:*:*:*:*:*:*
cpe:2.3:a:schneider-electric:unity_loader:*:*:*:*:*:*:*:*
Information

Published : 2020-06-16 08:15

Updated : 2022-01-31 07:43

NVD link : CVE-2020-7498

Mitre link : CVE-2020-7498

Products Affected
No products.
CWE
CWE-798