CVE-2026-29797CWE-494

CVE-2026-29797

High · published October 9, 2026

CVSS v3.1
7.1
EPSS
0%
Percentile
4.5
In the wild
Unconfirmed
What it is

No authentication is required when updating firmware or bootloader, making it easy for malicious files to be pushed to the device. Additionally, anyone with the same software can scan a network for N-Tron devices and push/pull firmware without authenticating by using SNMP/TFTP.

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N
CVSS v4.0
8.4 · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:N/SC:L/SI:H/SA:N
EPSS
0.00157 · 4.5th percentile
Weakness
CWE-494 · Download of Code Without Integrity Check
Published
2026-10-09T19:17Z
References (4)
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-281-01.json · [email protected]https://www.cisa.gov/news-events/ics-advisories/icsa-26-281-01 · [email protected]https://www.hms-networks.com/ · [email protected]https://www.hms-networks.com/cybersecurity · [email protected]
EPSS history
Timeline
  • 11 OCT 03:29Z
    EPSS moved — → 0%
    epss
  • 09 OCT 14:40Z
    Red Lion Controls N-Tron 700 Series Download of Code Without Integrity Check
    cvelistv5
  • 09 OCT 14:40Z
    Red Lion Controls N-Tron 700 Series Download of Code Without Integrity Check
    cvelistv5