Description
Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting') vulnerability exists in the embedded web servers in all Modicon M340, Premium, Quantum PLCs and BMXNOR0200 where a denial of service can occur for ~1 minute by sending a specially crafted HTTP request.
Scores
CVSS v3
7.5
EPSS
0.0267
EPSS Percentile
85.9%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-113
Status
published
Products (4)
schneider-electric/modicom_bmxnor0200h_firmware
schneider-electric/modicom_m340_firmware
schneider-electric/modicom_premium_firmware
schneider-electric/modicom_quantum_firmware
Published
Nov 30, 2018
Tracked Since
Feb 18, 2026