CVE-2026-29126 — World-Writable, Root Owned/Run `/etc/udhcpc/default.script` in IDC SFX2100 Satellite Receiver Leads To Potential LPE

CVE-2026-29126

World-Writable, Root Owned/Run `/etc/udhcpc/default.script` in IDC SFX2100 Satellite Receiver Leads To Potential LPE PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
International Datacasting Corporation / SFX2100 Satellite Receiver	affected SFX2100

CWE

CWE-732

References

https://www.abdulmhsblog.com/posts/sfx2100-vulns/

ADP enrichment

CISA-ADP

No English description supplied.

https://www.abdulmhsblog.com/posts/sfx2100-vulns/