Vulnerability · Published May 9, 2025 · Assigned by VulDB

CVE-2025-4449D-Link DIR-619L formEasySetupWizard3 buffer overflow

High 8.8

In plain English

A high-severity buffer overflow in DIR-619L from D-Link. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 3.0% (higher than 88% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)3.0%top 12.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

Vendor	Product	Versions
D-Link	DIR-619L	2.04B04

Weakness: CWE-120, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

VDB-308063 | D-Link DIR-619L formEasySetupWizard3 buffer overflow vdb-entry, technical-description
VDB-308063 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #558358 | D-Link DIR-619L 2.04B04 Buffer Overflow third-party-advisory
https://github.com/jylsec/vuldb/blob/main/D-Link/dlink_dir619l/Buffer_overflow-formEasySetupWizard3-wan_connected/README.md related
https://www.dlink.com/ broken-link, product