CVE Vulnerability

CVE-2019-6831

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in BMXNOR0200H Ethernet / Serial RTU module (all firmware versions), which could cause disconnection of active connections when an unusually high number of IEC 60870- 5-104 packets are received by the module on port 2404/TCP.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

8.6 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

References
Link Resource
https://www.schneider-electric.com/en/download/document/SEVD-2019-225-03/ Vendor Advisory
https://security.cse.iitk.ac.in/responsible-disclosure Broken Link
Configurations

Configuration 1
Information

Published : 2019-09-17 08:15

Updated : 2022-09-03 03:47

NVD link : CVE-2019-6831

Mitre link : CVE-2019-6831

Products Affected

Bmxnor0200h Firmware

Schneider-electric

CWE
CWE-754