CVE-2025-4342

Name: CVE-2025-4342
Creator: NVD / NIST
Published: 2025-05-06T09:15:26.067+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.7/10EPSS 0.97%

Last modified Jun 17, 2026

CVE-2025-4342 is a high-severity vulnerability rated 8.7/10 on the CVSS scale. A vulnerability, which was classified as critical, has been found in D-Link DIR-600L up to 2.07B01. Affected by this issue is the function formEasySetupWizard3. EPSS estimates a 0.97% chance of exploitation in the next 30 days.

Description

A vulnerability, which was classified as critical, has been found in D-Link DIR-600L up to 2.07B01. Affected by this issue is the function formEasySetupWizard3. The manipulation of the argument host leads to buffer overflow. The attack may be launched remotely. This vulnerability only affects products that are no longer supported by the maintainer.

Metrics

CVSS 3.1

9.8/10

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

CVSS 4.0

8.7/10

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: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

EPSS Probability

0.97%

57.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Dlink	Dir-600l Firmware	<= 2.07b01

References

https://github.com/jylsec/vuldb/blob/main/D-Link/dlink_dir600l/Buffer_overflow-formEasySetupWizard3-wan_connected/README.mdBroken Link
https://vuldb.com/?ctiid.307460Permissions Required, VDB Entry
https://vuldb.com/?id.307460Third Party Advisory, VDB Entry
https://vuldb.com/?submit.558295Third Party Advisory, VDB Entry
https://www.dlink.com/Product

Timeline

Published: May 6, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-4342?

How severe is CVE-2025-4342?

CVE-2025-4342 has a CVSS score of 8.7/10 (HIGH severity). The EPSS model estimates a 0.97% probability of exploitation in the next 30 days.

How do I fix CVE-2025-4342?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-4342?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST