What is the CVSS score of CVE-2025-25745?

CVE-2025-25745 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.7%.

Which versions of Dir 853 Firmware are affected by CVE-2025-25745?

Organizations using D-Link DIR-853 A1 FW1.20B07 face significant risk from CVE-2025-25745, a stack-based buffer overflow vulnerability rated CVSS 8.8.

Is there a public PoC exploit available for CVE-2025-25745?

Yes, a public proof-of-concept exploit is available for CVE-2025-25745. Prioritise patching immediately. EPSS: 0.7%.

How to fix or mitigate CVE-2025-25745?

Within 7 days: Identify all affected systems and apply vendor patches promptly. If patching is delayed, consider network segmentation to limit exposure.

Dir 853 Firmware CVE-2025-25745

HIGH

Stack-based Buffer Overflow (CWE-121)

2025-02-14 cve@mitre.org

D-Link Buffer Overflow Stack Overflow Dir 853 Firmware

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:26 vuln.today

PoC Detected

May 02, 2025 - 17:53 vuln.today

Public exploit code

CVE Published

Feb 14, 2025 - 16:15 nvd

HIGH 8.8

DescriptionCVE.org

D-Link DIR-853 A1 FW1.20B07 was discovered to contain a stack-based buffer overflow vulnerability via the Password parameter in the SetQuickVPNSettings module.

AnalysisAI

D-Link DIR-853 A1 FW1.20B07 was discovered to contain a stack-based buffer overflow vulnerability via the Password parameter in the SetQuickVPNSettings module. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-121. D-Link DIR-853 A1 FW1.20B07 was discovered to contain a stack-based buffer overflow vulnerability via the Password parameter in the SetQuickVPNSettings module. Affected products include: Dlink Dir-853 Firmware.

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.

CVE-2025-25745 vulnerability details – vuln.today

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Dir 853 Firmware CVE-2025-25745

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

RemediationAI

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External POC / Exploit Code