CVE-2022-0222 - CVE House
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Status published High CVE-2022-0222

A CWE-269: Improper Privilege Management vulnerability exists that could cause...

Vulnerability Description

A CWE-269: Improper Privilege Management vulnerability exists that could cause a denial of service of the Ethernet communication of the controller when sending a specific request over SNMP. Affected products: Modicon M340 CPUs(BMXP34* versions prior to V3.40), Modicon M340 X80 Ethernet Communication modules:BMXNOE0100 (H), BMXNOE0110 (H), BMXNOR0200H RTU(BMXNOE* all versions)(BMXNOR* versions prior to v1.7 IR24)

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Schneider Electric

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Affected Software

Modicon M340 CPUs, Modicon M340 X80 Ethernet Communication modules: BMXNOE0100 (H) BMXNOE0110 (H) BMXNOR0200H RTU
Vulnerable Versions:
BMXP34*, BMXNOE* All Versions, BMXNOR*

Timeline

Official Publish: November 22nd, 2022
Last Modified: April 29th, 2025
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

CWE-269

MITRE ATT&CK TTPs

T1078 Valid Accounts
Persistence
T1098 Account Manipulation
Privilege Escalation
T1548 Abuse Elevation Control Mechanism
Privilege Escalation
T1222 File and Directory Permissions Modification
Defense Evasion
T1134 Access Token Manipulation
Defense Evasion