CVE Vulnerability

CVE-2020-7562

A CWE-125: Out-of-Bounds Read vulnerability exists in the Web Server on Modicon M340, Modicon Quantum and Modicon Premium Legacy offers and their Communication Modules (see notification for details) which could cause a segmentation fault or a buffer overflow when uploading a specially crafted file on the controller over FTP.

5.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 4.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact PARTIAL

Scope

8.1 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.se.com/ww/en/download/document/SEVD-2020-315-01/ Vendor Advisory
Configurations

Configuration 1
Information

Published : 2020-11-18 02:15

Updated : 2020-12-02 09:12

NVD link : CVE-2020-7562

Mitre link : CVE-2020-7562

Products Affected

Modicon Quantum 140noe77111 Firmware

Schneider-electric

CWE
CWE-125

Out-of-bounds Read