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    CVE-2026-28776

    International Datacasting Corporation (IDC) SFX Series SuperFlex SatelliteReceiver contains hardcoded credentials for the `monitor` account. A remote unauthenticated attacker can use these trivial, undocumented credentials to access the system via SSH. While initially dropped into a restricted shell, the attacker can trivially break out to achieve standard shell functionality.

    Published:Mar 4, 2026
    Last Modified:Apr 17, 2026
    EPS:Mar 4, 2026
    EPSS Score:0.00417
    CVSS Score:9.8

    Affected Products

    Vendor
    Datacast
    Product
    Sfx2100
    Vendor
    Datacast
    Product
    Sfx2100 Firmware
    Vendor
    International Datacasting Corporation (idc)
    Product
    Idc Sfx2100 Superflex Satellite Receiver

    Exploits

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

    Common Weakness Enumeration

    CWE-798 Use of Hard-coded Credentials

    Related CVEs

    CVE-2026-29128 (CVSS 8.6) — IDC SFX2100 Satellite Receiver firmware ships with multiple daemon configuration files for routing components …
    CVE-2026-29127 (CVSS 9.2) — The IDC SFX2100 Satellite Receiver sets overly permissive file system permissions on the monitor user's home d…
    CVE-2026-29126 (CVSS 8.5) — Incorrect permission assignment (world-writable file) in /etc/udhcpc/default.script in International Data Cast…
    CVE-2026-29125 (CVSS 7.1) — IDC SFX2100 Satalite Recievers set the `/etc/resolv.conf` file to be world-writable by any local user, allowin…
    CVE-2026-29124 (CVSS 8.6) — Multiple SUID root-owned binaries are found in /home/monitor/terminal, /home/monitor/kore-terminal, /home/moni…
    CVE-2026-29123 (CVSS 8.6) — A SUID root-owned binary in /home/xd/terminal/XDTerminal in International Data Casting (IDC) SFX2100 on Linux …
    CVE-2026-29122 (CVSS 8.3) — International Data Casting (IDC) SFX2100 satellite receiver comes with the `/bin/date` utility installed with …
    CVE-2026-29121 (CVSS 8.3) — International Data Casting (IDC) SFX2100 satellite receiver comes with the `/sbin/ip` utility installed with t…
    CVE-2026-29120 (CVSS 9.2) — The /root/anaconda-ks.cfg installation configuration file in International Datacasting Corporation (IDC) SFX S…
    CVE-2026-29119 (CVSS 8.8) — International Datacasting Corporation (IDC) SFX Series SuperFlex(SFX2100) SatelliteReceiver contains hardcoded…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High