All news with #modicon m340 tag
Thu, September 11, 2025
Schneider Electric Modicon M340: Files Accessible Issue
🔒 Schneider Electric disclosed a Files or Directories Accessible to External Parties vulnerability affecting Modicon M340 devices and the BMXNOE0100/BMXNOE0110 Ethernet modules that could allow remote actors to remove files, block firmware updates, and disrupt the device webserver. The issue is tracked as CVE-2024-5056 with a CVSS v4 base score of 6.9. Schneider released firmware fixes for BMXNOE0100 (SV3.60) and BMXNOE0110 (SV6.80) and recommends immediate mitigations including network segmentation, disabling FTP when not required, and configuring Access Control Lists per the device manual. CISA also advises isolating control networks, minimizing internet exposure, and using VPNs for remote access.