What is the CVSS score of CVE-2025-70247?

CVE-2025-70247 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.0%.

Which versions of Dir 513 Firmware are affected by CVE-2025-70247?

A critical stack buffer overflow vulnerability exists in D-Link DIR-513 routers (v1.10) that allows remote attackers to execute arbitrary code without authentication.

Is there a public PoC exploit available for CVE-2025-70247?

Yes, a public proof-of-concept exploit is available for CVE-2025-70247. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2025-70247?

Within 24 hours: Inventory all D-Link DIR-513 v1.10 devices and isolate affected units from production networks if possible. Within 7 days: Implement network segmentation to restrict access to the router's web interface and disable remote management if not operationally critical. Within 30 days: Replace vulnerable devices with patched or alternative router models, or upgrade to D-Link firmware versions that address this vulnerability if available.

Dir 513 Firmware CVE-2025-70247

HIGH

Stack-based Buffer Overflow (CWE-121)

2026-03-10 cve@mitre.org

D-Link Buffer Overflow Dir 513 Firmware

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:55 vuln.today

PoC Detected

Mar 11, 2026 - 16:31 vuln.today

Public exploit code

CVE Published

Mar 10, 2026 - 20:16 nvd

HIGH 7.5

DescriptionCVE.org

Stack buffer overflow vulnerability in D-Link DIR-513 v1.10 via the curTime parameter to goform/formSetWizard1.

AnalysisAI

Stack buffer overflow vulnerability in D-Link DIR-513 v1.10 via the curTime parameter to goform/formSetWizard1. [CVSS 7.5 HIGH]

Technical ContextAI

Classified as CWE-121 (Stack-based Buffer Overflow). Affects the curTime component of Dir-513 Firmware. Stack buffer overflow vulnerability in D-Link DIR-513 v1.10 via the curTime parameter to goform/formSetWizard1.

RemediationAI

Monitor vendor advisories for a patch. Enable ASLR, DEP/NX, and stack canaries where possible. Restrict network access to the affected service where possible.

CVE-2025-70247 vulnerability details – vuln.today

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Dir 513 Firmware CVE-2025-70247

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

RemediationAI

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External POC / Exploit Code