CVE Vulnerability

CVE-2021-30065

On Schneider Electric ConneXium Tofino Firewall TCSEFEA23F3F22 before 03.23, TCSEFEA23F3F20/21, and Belden Tofino Xenon Security Appliance, crafted ModBus packets can bypass the ModBus enforcer. NOTE: this issue exists because of an incomplete fix of CVE-2017-11401.

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 PARTIAL

Availability Impact NONE

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://www.belden.com/support/security-assurance Vendor Advisory
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-011-05 Vendor Advisory
Configurations

Configuration 1
Information

Published : 2022-04-03 10:15

Updated : 2022-04-09 12:46

NVD link : CVE-2021-30065

Mitre link : CVE-2021-30065

Products Affected
No products.
CWE
NVD-CWE-noinfo