Which versions of Dwr M921 Firmware are affected by CVE-2025-13304?

Organizations using A security flaw face moderate risk from CVE-2025-13304, a buffer overflow vulnerability rated CVSS 7.4.

Is there a public PoC exploit available for CVE-2025-13304?

Yes, a public proof-of-concept exploit is available for CVE-2025-13304. Prioritise patching immediately. EPSS: 0.2%.

How to fix or mitigate CVE-2025-13304?

Within 30 days: Identify all affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Dwr M921 Firmware CVE-2025-13304

Q: What is the CVSS score of CVE-2025-13304?

CVE-2025-13304 has a CVSS 4.0 base score of 7.4 (High). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/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: 0.2%.

HIGH

Buffer Overflow (CWE-119)

2025-11-17 cna@vuldb.com

Buffer Overflow D-Link Dwr M921 Firmware Dwr M960 Firmware Dwr M961 Firmware Dir 825M Firmware Dwr M920 Firmware

7.4

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

7.4 HIGH

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/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 NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:22 vuln.today

PoC Detected

Dec 08, 2025 - 14:12 vuln.today

Public exploit code

CVE Published

Nov 17, 2025 - 23:15 nvd

HIGH 7.4

DescriptionCVE.org

A security flaw has been discovered in D-Link DWR-M920, DWR-M921, DWR-M960, DWR-M961 and DIR-825M 1.01.07/1.1.47. This vulnerability affects unknown code of the file /boafrm/formPingDiagnosticRun. Performing manipulation of the argument host results in buffer overflow. The attack may be initiated remotely. The exploit has been released to the public and may be exploited.

AnalysisAI

A security flaw has been discovered in D-Link DWR-M920, DWR-M921, DWR-M960, DWR-M961 and DIR-825M 1.01.07/1.1.47. Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Buffer Overflow (CWE-119), which allows attackers to corrupt memory to execute arbitrary code or crash the application. A security flaw has been discovered in D-Link DWR-M920, DWR-M921, DWR-M960, DWR-M961 and DIR-825M 1.01.07/1.1.47. This vulnerability affects unknown code of the file /boafrm/formPingDiagnosticRun. Performing manipulation of the argument host results in buffer overflow. The attack may be initiated remotely. The exploit has been released to the public and may be exploited. Affected products include: Dlink Dir-825M Firmware, Dlink Dwr-M920 Firmware, Dlink Dwr-M921 Firmware, Dlink Dwr-M961 Firmware, Dlink Dwr-M960 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use memory-safe languages or bounds-checking. Enable ASLR, DEP/NX, stack canaries. Use safe string functions.