Vulnerability · Published Jul 13, 2022 · Assigned by schneider

CVE-2022-34763

Medium 5.9

In plain English

A medium-severity insufficient verification of data authenticity in OPC UA Modicon Communication Module from Schneider Electric. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 21% of all known vulnerabilities).

Severity (CVSS 3.1)5.9Medium

Exploit odds (30 days)0.3%top 78.6% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

A CWE-345: Insufficient Verification of Data Authenticity vulnerability exists that could cause loading of unauthorized firmware images due to improper verification of the firmware signature. Affected Products: X80 advanced RTU Communication Module (BMENOR2200H) (V2.01 and later), OPC UA Modicon Communication Module (BMENUA0100) (V1.10 and prior)

Affected products (as reported)

Vendor	Product	Versions
Schneider Electric	OPC UA Modicon Communication Module	BMENUA0100 – before V1.10
Schneider Electric	X80 advanced RTU Communication Module	V2.01 – before BMENOR2200H*

Weakness: CWE-345 · Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:H

References

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 x_refsource_MISC