Buffer overflow in Schneider Electric Opc Ua Modicon Communication Module
CVE-2022-34764
A CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability exists that could cause denial of service when parsing the URL. Affected Products: X80 advanced RTU Communication Module (BMENOR2200H) (V1.0), OPC UA Modicon Communication Module (BMENUA0100) (V1.10 and prior)
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.007 (50.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 50.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.000
Affected products
- Schneider Electric Opc Ua Modicon Communication Module — versions BMENUA0100
- Schneider Electric X80 Advanced Rtu Communication Module — versions BMENOR2200H V1.0
- Schneider-Electric Opc Ua Module For M580
- Schneider-Electric Opc Ua Module For M580 Firmware
- Schneider-Electric X80 Advanced Rtu Module
- Schneider-Electric X80 Advanced Rtu Module Firmware — versions 1.0
Weakness classification (CWE)
References
- download.schneider-electric.com/files (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-34764?
- CVE-2022-34764 is a medium-severity vulnerability in Schneider Electric Opc Ua Modicon Communication Module, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.9/10. Published 2022-07-13.
- How severe is CVE-2022-34764?
- Medium severity. CVSS v3 base score is 5.9 out of 10.