Home/CVE/A vulnerability, which was classified as critical, has been found in D-Link DIR-619L 2.04B04. This issue affects the fun
CVE

CVE-2025-4449

A vulnerability, which was classified as critical, has been found in D-Link DIR-619L 2.04B04. This issue affects the fun

A vulnerability, which was classified as critical, has been found in D-Link DIR-619L 2.04B04. This issue affects the function formEasySetupWizard3. The manipulation of the argument wan_connected leads to buffer overflow.

The attack may be initiated remotely. The vendor was contacted early about this disclosure. This vulnerability only affects products that are no longer supported by the maintainer.

HIGH · CVSS 8.8 EPSS 0.00929
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
▤

Affected Products & Versions

1
dlink dir-619l firmwareall versions
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.1 · cna@vuldb.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD09 May 2025 · 01:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/jylsec/vuldb/blob/main/D-Link/dlink_dir619l/Buffer_overflow-formEasySetupWizard3-wan_connected/README.mdBroken Link
https://vuldb.com/?ctiid.308063Permissions Required
https://vuldb.com/?id.308063Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.558358Third Party AdvisoryVDB Entry
https://www.dlink.com/Product
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