What is the CVSS score of CVE-2026-29123?

CVE-2026-29123 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.0%.

Which versions of Sfx2100 Firmware are affected by CVE-2026-29123?

A local privilege escalation vulnerability in IDC SFX2100 Linux systems could allow authenticated users to gain root-level access, potentially compromising system integrity and sensitive data.

Is there a public PoC exploit available for CVE-2026-29123?

Yes, a public proof-of-concept exploit is available for CVE-2026-29123. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-29123?

Within 24 hours: Identify and inventory all systems running IDC SFX2100 and restrict local access to trusted administrators only. Within 7 days: Disable or remove the vulnerable XDTerminal binary (/home/xd/terminal/XDTerminal) if non-critical, and implement strict file permission controls (remove SUID bit if operationally feasible). Within 30 days: Contact IDC for patch availability timeline, establish alternative remote management solutions if XDTerminal is business-critical, and prepare deployment procedures for patching once available.

Sfx2100 Firmware CVE-2026-29123

HIGH

Improper Privilege Management (CWE-269)

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

Linux Privilege Escalation Sfx2100 Firmware

7.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:06 vuln.today

PoC Detected

Mar 11, 2026 - 18:35 vuln.today

Public exploit code

CVE Published

Mar 05, 2026 - 02:16 nvd

HIGH 7.8

DescriptionCVE.org

A SUID root-owned binary in /home/xd/terminal/XDTerminal in International Data Casting (IDC) SFX2100 on Linux allows a local actor to potentially preform local privilege escalation depending on conditions of the system via execution of the affected SUID binary. This can be via PATH hijacking, symlink abuse or shared object hijacking.

AnalysisAI

Local privilege escalation in IDC SFX2100 firmware affects Linux systems through a SUID binary vulnerable to PATH hijacking, symlink abuse, and shared object hijacking. A local attacker can exploit this to gain root-level privileges, and public exploit code is available. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access

Local user executes SUID binary

Exploit

Hijack PATH environment variable

Execution

Load malicious shared object

Impact

Execute arbitrary code as root

Access

Local user executes SUID binary

Exploit

Hijack PATH environment variable

Execution

Load malicious shared object

Impact

Execute arbitrary code as root

Vulnerability AssessmentAI

Exploitation	SUID root-owned binary /home/xd/terminal/XDTerminal present on IDC SFX2100 Linux system. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment	CVSS 7.8 (HIGH). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	An attacker could exploit this vulnerability to compromise the affected system.
Remediation	Monitor vendor advisories for a patch. Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Identify and inventory all systems running IDC SFX2100 and restrict local access to trusted administrators only. …

Threat intelligence, references, and detailed analysis are available after sign-in.

CVE-2026-29123 vulnerability details – vuln.today

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Sfx2100 Firmware CVE-2026-29123

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

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Attack ChainAIDerived

Vulnerability AssessmentAI

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External POC / Exploit Code