CVE-2026-29126

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

Incorrect permission assignment (world-writable file) in /etc/udhcpc/default.script in International Data Casting (IDC) SFX2100 Satellite Receiver allows a local unprivileged attacker to potentially execute arbitrary commands with root privileges (local privilege escalation and persistence) via modification of a root-owned, world-writable BusyBox udhcpc DHCP event script, which is executed when a DHCP lease is obtained, renewed, or lost.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-732CWE-863

Affected software

No affected versions have been published.

Timeline

Published
Mar 5, 2026
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2026-29126: High severity, CVSS 7.8 | Vulnix