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.
Advisories

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Fixes

Solution

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Workaround

No workaround given by the vendor.

History

Wed, 11 Mar 2026 18:45:00 +0000

Type Values Removed Values Added
First Time appeared Datacast
Datacast sfx2100
Datacast sfx2100 Firmware
Weaknesses CWE-863
CPEs cpe:2.3:h:datacast:sfx2100:-:*:*:*:*:*:*:*
cpe:2.3:o:datacast:sfx2100_firmware:-:*:*:*:*:*:*:*
Vendors & Products Datacast
Datacast sfx2100
Datacast sfx2100 Firmware
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}


Fri, 06 Mar 2026 15:30:00 +0000

Type Values Removed Values Added
First Time appeared International Datacasting Corporation
International Datacasting Corporation sfx2100 Satellite Receiver
Vendors & Products International Datacasting Corporation
International Datacasting Corporation sfx2100 Satellite Receiver

Thu, 05 Mar 2026 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 05 Mar 2026 06:30:00 +0000

Type Values Removed Values Added
References

Thu, 05 Mar 2026 06:15:00 +0000

Type Values Removed Values Added
References

Thu, 05 Mar 2026 02:15:00 +0000

Type Values Removed Values Added
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.
Title World-Writable, Root Owned/Run `/etc/udhcpc/default.script` in IDC SFX2100 Satellite Receiver Leads To Potential LPE
Weaknesses CWE-732
References
Metrics cvssV4_0

{'score': 8.5, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:H/SI:H/SA:H/AU:N/R:U'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Gridware

Published:

Updated: 2026-03-05T16:59:33.634Z

Reserved: 2026-03-04T07:53:45.786Z

Link: CVE-2026-29126

cve-icon Vulnrichment

Updated: 2026-03-05T16:59:28.712Z

cve-icon NVD

Status : Analyzed

Published: 2026-03-05T02:16:51.993

Modified: 2026-03-11T18:34:00.420

Link: CVE-2026-29126

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-03-06T15:17:58Z

Weaknesses