Is there a public PoC exploit available for EUVD-2020-31251?

Yes, a public proof-of-concept exploit is available for EUVD-2020-31251. Prioritise patching immediately. EPSS: 0.1%.

Tftp Broadband EUVD-2020-31251

Q: What is the CVSS score of EUVD-2020-31251?

EUVD-2020-31251 has a CVSS 4.0 base score of 8.5 (High). CVSS vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.1%.

| CVE-2020-37250 HIGH

Unquoted Search Path or Element (CWE-428)

2026-06-19 VulnCheck

GHSA-478p-wq8m-rrr4

RCE Tftp Broadband

8.5

CVSS 4.0 · Vendor: VulnCheck

Severity by source

Vendor (VulnCheck) PRIMARY

8.5 HIGH

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from Vendor (VulnCheck) · only source for this CVE.

CVSS VectorVendor: VulnCheck

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

CVE Published

Jun 19, 2026 - 14:16 cve.org

HIGH 8.5

DescriptionCVE.org

TFTP Broadband 4.3.0.1465 contains an unquoted service path vulnerability in the tftpt.exe service binary that allows local attackers to execute arbitrary code with system privileges. Attackers can place a malicious executable in the Program Files directory path that will be executed during service startup or system reboot with LocalSystem privileges.

AnalysisAI

TFTP Broadband 4.3.0.1465 contains an unquoted service path vulnerability in the tftpt.exe service binary that allows local attackers to execute arbitrary code with system privileges. Rated high severity (CVSS 8.5), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-428. TFTP Broadband 4.3.0.1465 contains an unquoted service path vulnerability in the tftpt.exe service binary that allows local attackers to execute arbitrary code with system privileges. Attackers can place a malicious executable in the Program Files directory path that will be executed during service startup or system reboot with LocalSystem privileges. Affected products include: Weird-Solutions Tftp Broadband.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.