International Datacasting Corporation (IDC) SFX Series SuperFlex Satellite Receiver contains undocumented, hardcoded/insecure credentials for the `xd` user account. A remote unauthenticated attacker can log in via FTP using these credentials. Because the `xd` user has write permissions to their home directory where root-executed binaries and symlinks (such as those invoked by `xdstartstop`) are stored, the attacker can overwrite these files or manipulate symlinks to achieve arbitrary code execution as the root user.

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History

Wed, 04 Mar 2026 08:00:00 +0000

Type Values Removed Values Added
Description International Datacasting Corporation (IDC) SFX Series SuperFlex Satellite Receiver contains undocumented, hardcoded/insecure credentials for the `xd` user account. A remote unauthenticated attacker can log in via FTP using these credentials. Because the `xd` user has write permissions to their home directory where root-executed binaries and symlinks (such as those invoked by `xdstartstop`) are stored, the attacker can overwrite these files or manipulate symlinks to achieve arbitrary code execution as the root user.
Title Hardcoded FTP Credentials and LPE(via Insecure Permissions) for `xd` Local Account on IDC SFX2100
Weaknesses CWE-798
References
Metrics cvssV4_0

{'score': 7.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:H/SI:H/SA:H'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: Gridware

Published:

Updated: 2026-03-04T08:31:36.155Z

Reserved: 2026-03-03T09:59:08.426Z

Link: CVE-2026-28778

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-03-04T08:16:14.253

Modified: 2026-03-04T08:16:14.253

Link: CVE-2026-28778

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses