Out-of-Bounds Write Vulnerability in Schneider Electric's Communication Modules
CVE-2022-34759

7.5HIGH

Key Information:

Vendor

Schneider Electric
Status
Opc Ua Modicon Communication Module
X80 Advanced Rtu Communication Module
Vendor
CVE Published:
13 July 2022

What is CVE-2022-34759?

An out-of-bounds write vulnerability exists in Schneider Electric's X80 Advanced RTU Communication Module and OPC UA Modicon Communication Module. This issue arises from improper parsing of HTTP headers, potentially leading to a denial of service for the web server. Attackers could exploit this vulnerability to disrupt services, affecting the availability and reliability of critical communication functions in these modules.

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Affected Version(s)

OPC UA Modicon Communication Module BMENUA0100

X80 advanced RTU Communication Module BMENOR2200H V1.0

References

https://download.schneider-electric.com/files?p_enDocType...
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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