CVE-2026-29128: IDC SFX2100 Satellite Receiver firmware ships with multiple daemon configuration files for routing components

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CRITICAL 10.0REMOTEMITIGATE

CVE-2026-29128 is a critical-severity flaw (CVSS 10.0) affecting sfx2100 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

IDC SFX2100 Satellite Receiver firmware ships with multiple daemon configuration files for routing components (e.g., zebra, bgpd, ospfd, and ripd) that are owned by root but world-readable. The configuration files (e.g., zebra.conf, bgpd.conf, ospfd.conf, ripd.conf) contain hardcoded or otherwise insecure plaintext passwords (including “enable”/privileged-mode credentials). A remote actor is able to abuse the reuse/hardcoded nature of these crede

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	10.0 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 79%)
CISA exploited list	No
Weakness	CWE-522, CWE-798
Published	2026-03-05
Last modified	2026-06-17

Publisher (CNA): Gridware · Vendor: datacast

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-03-05 06:16 UTCPublished CVE record published
2026-06-17 10:29 UTCUpdated Record last modified

datacast sfx2100 firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-29128?

sfx2100 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-29128 being exploited?

CVE-2026-29128 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-29128 affect?

CVE-2026-29128 affects sfx2100 firmware. Severity is critical (CVSS 10.0). IDC SFX2100 Satellite Receiver firmware ships with multiple daemon configuration files for routing components (e.g., zebra, bgpd, ospfd, and ripd) that are owned by root but world-readable. The configuration files (e.g., zebra.conf, bgpd.co

How urgent is CVE-2026-29128?

Priority 50/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

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CVE-2026-29124 HIGH 7.8 MITIGATE Multiple SUID root-owned binaries are found in /home/monitor/terminal, /home/monitor/kore-terminal, /home/moni
CVE-2026-29123 HIGH 7.8 MITIGATE A SUID root-owned binary in /home/xd/terminal/XDTerminal in International Data Casting (IDC) SFX2100 on Linux

References

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