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Home / CVE DB / CVE-2026-29126
Standard
Vulnerability Identifier

CVE-2026-29126

2026-03-05
Severity Assessment
7.8
HIGH
CVSS v3.x Score
Clinical Analysis (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.

Vector Sequencing

Attack Parameters

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Impact Consequences

Technical Impact

Unchanged
Scope
High
Confidentiality
High
Integrity
High
Availability
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Classification

CWE-CWE-732

View CWE Details ↗
Affected Population

Affected Configurations

Total: 1 detected entries

Software List Scrollable
da
sfx2100_firmware
Vendor: datacast • v-
Timeline

Time Line

PUBLICATION
05 Mar 2026
MODIFICATION
11 Mar 2026
Impact Statistics

Key Metrics

CVSS Score
7.8
HIGH
Products
1
Affected
Remediation Protocol

Recommended Solution

No automatic solution found. Check vendor references.
Patch Library
No direct patch listed in database.
Recommended Actions for Administrators

Immediate Action Plan

1. Inventory

Identify all affected systems in your infrastructure.

2. Assessment

Assess exposure and criticality for your organization.

3. Mitigation

Apply patches or available workarounds.

4. Verification

Test and confirm effectiveness of applied measures.

Sources & Bibliography
NIST NVD MITRE CVE External Reference ↗ External Reference ↗