Medium severity · published Mar 5, 2026
CVE-2026-29125
IDC SFX2100 Satellite Receiver allows unprivileged modification of DNS configuration due to world-writable `/etc/resolv.conf`
4.7
CVSS
0.1%
EPSS
No
On KEV
Description
IDC SFX2100 Satalite Recievers set the `/etc/resolv.conf` file to be world-writable by any local user, allowing DNS resolver tampering that can redirect network communications, facilitate man-in-the-middle attacks, and cause denial of service.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 1% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SS
SFX2100 Satellite Receiver · International Datacasting Corporation
SFX2100 · source: vendor
SF
Sfx2100 Firmware · Datacast
All versions, or not specified · source: NVD
Affected product
SS
SFX2100 Satellite Receiver
International Datacasting Corporation
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-29125
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-29125
Exploit
https://www.abdulmhsblog.com/posts/sfx2100-vulns/
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