How to fix CVE-2025-4453?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Validate input sanitization for user-controlled parameters.

Is Command Injection affected by CVE-2025-4453?

Organizations using A vulnerability should be aware of moderate risk from CVE-2025-4453, a injection vulnerability rated CVSS 5.3. Exploitation could allow attackers to execute code or inject malicious input. Organizations should apply vendor updates when available and monitor for exploitation.

CVE-2025-4453

MEDIUM

2025-05-09 [email protected]

5.3

CVSS 4.0

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:41 vuln.today

CVE Published

May 09, 2025 - 03:15 nvd

MEDIUM 5.3

Description

A vulnerability was found in D-Link DIR-619L 2.04B04. It has been classified as critical. This affects the function formSysCmd. The manipulation of the argument sysCmd leads to command injection. It is possible to initiate the attack remotely. The vendor was contacted early about this disclosure. This vulnerability only affects products that are no longer supported by the maintainer.

Analysis

A vulnerability was found in D-Link DIR-619L 2.04B04. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical Context

This vulnerability is classified under CWE-74. A vulnerability was found in D-Link DIR-619L 2.04B04. It has been classified as critical. This affects the function formSysCmd. The manipulation of the argument sysCmd leads to command injection. It is possible to initiate the attack remotely. The vendor was contacted early about this disclosure. This vulnerability only affects products that are no longer supported by the maintainer. Affected products include: Dlink Dir-619L Firmware.

Affected Products

Dlink Dir-619L Firmware.

Remediation

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.

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +1.0

CVSS: +26

POC: 0

CVE-2025-4453 vulnerability details – vuln.today

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CVE-2025-4453

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CVE-2025-4453

CVSS Vector

Lifecycle Timeline

Tags

Description

Analysis

Technical Context

Affected Products

Remediation

Priority Score

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External POC / Exploit Code