CVE-2022-34761 : A CWE-476: NULL Pointer Dereference vulnerability exists that could cause a deni

A CWE-476: NULL Pointer Dereference vulnerability exists that could cause a denial of service of the webserver when parsing JSON content type. Affected Products: X80 advanced RTU Communication Module (BMENOR2200H) (V2.01 and later), OPC UA Modicon Communication Module (BMENUA0100) (V1.10 and prior)

Published 2022-07-13 21:15:09

Updated 2022-07-27 23:56:10

Source Schneider Electric SE

View at NVD, CVE.org

Vulnerability category: Memory CorruptionDenial of service

Products affected by CVE-2022-34761

Schneider-electric » Opc Ua Module For M580 Firmware
Versions up to, including, (<=) 1.10
cpe:2.3:o:schneider-electric:opc_ua_module_for_m580_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Schneider-electric » Opc Ua Module For M580 » Version: N/A
Schneider-electric » X80 Advanced Rtu Module Firmware
Versions from including (>=) 2.01
cpe:2.3:o:schneider-electric:x80_advanced_rtu_module_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Schneider-electric » X80 Advanced Rtu Module » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2022-34761

EPSS FAQ

0.37%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 58 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2022-34761

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	Schneider Electric SE
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE ids for CVE-2022-34761

CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

Assigned by: cybersecurity@se.com (Primary)

References for CVE-2022-34761

https://download.schneider-electric.com/files?p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2022-193-01_OPC_UA_X80_Advanced_RTU_Modicon_Communication_Modules+_Security_Notification.pdf

Access Denied
Patch;Vendor Advisory

CVEs referencing this url

Jump to

Vulnerability Details : CVE-2022-34761

Products affected by CVE-2022-34761

Exploit prediction scoring system (EPSS) score for CVE-2022-34761

CVSS scores for CVE-2022-34761

CWE ids for CVE-2022-34761

References for CVE-2022-34761