DNS CVE-2026-29125

MEDIUM

Incorrect Permission Assignment for Critical Resource (CWE-732)

2026-03-05 b7efe717-a805-47cf-8e9a-921fca0ce0ce

Denial Of Service DNS Sfx2100 Firmware Datacast

4.7

CVSS 3.1 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-732 OWASP Top 10:2025 A01:2025 - Broken Access Control ASVS 5.0 V13 - Configuration Permission assignment review
Impact	CVSS 4.7 (MEDIUM). Attack vector: Local. Complexity: High. Privileges required: Low. User interaction: None. Exploitable via remote/network. Public exploit/POC available.
Exploit ScenarioDerived	A remote attacker could exploit this vulnerability to compromise the affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

No patch listed yet 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 12, 2026

Sfx2100 Firmware versions up to - is affected by incorrect permission assignment for critical resource (CVSS 4.7).

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Technical ContextAI · show details

This vulnerability (CWE-732: Incorrect Permission Assignment for Critical Resource) affects Sfx2100 Firmware. 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.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 4.7 MEDIUM

AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

2

PoC Detected

Mar 11, 2026 - 18:35 vuln.today

Public exploit code

CVE Published

Mar 05, 2026 - 02:16 nvd

MEDIUM 4.7

DescriptionCVE.org

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.

Executive ViewAI

Why It Matters

CVE-2026-29125 presents moderate security risk, a incorrect permissions vulnerability rated CVSS 4.7. Attackers could gain access beyond their authorized level. Proof-of-concept code is publicly available. Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: Low

Compensating Controls

Apply vendor patch. If patching is delayed: manually tighten permissions on affected resources.

Threat Intelligence Overview

EPSS Score

0.0%

Top 98% exploitable

Exploit

POC

Public exploit code exists

Data Quality

3 sources

Confidence: Low

CVE.org

EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity MEDIUM

CISA KEV No

Public POC Yes

EPSS 0.0%

Patch available No

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Defer

Exploitation· derived

Poc

System Exposure· derived

Small

Automatable· derived

No

Human Impact

Low

Priority Score

44

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +24

PoC: +20

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Denial of Service MEDIUM

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)CVE.org

cpe:2.3:o:datacast:sfx2100_firmware:-:*:*:*:*:*:*:*

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