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Vulnerability record · CVE-2024-1786 · published 23 February 2024

CVE-2024-1786: Dlink dir-600m firmware classic buffer overflow vulnerability

Dlink · Dir 600m Firmware

** UNSUPPORTED WHEN ASSIGNED ** A vulnerability, which was classified as critical, has been found in D-Link DIR-600M C1 3.08. Affected by this issue is some unknown functionality of the component Telnet Service. The manipulation of the argument username leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-254576. NOTE: This vulnerability only affects products that are no longer supported by the maintainer. NOTE: Vendor was contacted early and confirmed immediately that the product is end-of-life. It should be retired and replaced.

7.5 CVSS 3.1 High EPSS 2.7% · top 14.4% CWE-120 · Classic buffer overflow
7.5CVSS 3.1 base score, v2 7.8
2.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

** UNSUPPORTED WHEN ASSIGNED ** A vulnerability, which was classified as critical, has been found in D-Link DIR-600M C1 3.08. Affected by this issue is some unknown functionality of the component Telnet Service. The manipulation of the argument username leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-254576. NOTE: This vulnerability only affects products that are no longer supported by the maintainer. NOTE: Vendor was contacted early and confirmed immediately that the product is end-of-life. It should be retired and replaced.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://gist.github.com/dmknght/269d90e17713bbd34e48c50f5c5284a2 ExploitThird Party Advisory
https://vuldb.com/?ctiid.254576 Third Party AdvisoryVDB Entry
https://vuldb.com/?id.254576 Third Party AdvisoryVDB Entry
https://gist.github.com/dmknght/269d90e17713bbd34e48c50f5c5284a2 ExploitThird Party Advisory
https://vuldb.com/?ctiid.254576 Third Party AdvisoryVDB Entry
https://vuldb.com/?id.254576 Third Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2019-13101D-Link DIR-600M wan.htm missing authentication exposes and alters WAN settingsThe D-Link DIR-600M router firmware (versions 3.02, 3.03, 3.04, 3.06) allows the wan.htm page to be accessed directly without authentication. This mi…EPSS 67%analysed9.8CVE-2019-7736Dlink dir-600m firmware vulnerabilityD-Link DIR-600M C1 3.04 devices allow authentication bypass via a direct request to the wan.htm page. NOTE: this may overlap CVE-2019-13101.EPSS 2.7%8.8CVE-2017-9100D-Link DIR-600M login.cgi authentication bypass via blank passwordThe login.cgi handler on D-Link DIR-600M devices running firmware 3.04 fails to properly validate the admin password field, allowing authentication t…EPSS 85%analysed7.5CVE-2020-13960Dlink dsl-2730u firmware vulnerabilityD-Link DSL 2730-U IN_1.10 and IN_1.11 and DIR-600M 3.04 devices have the domain.name string in the DNS resolver search path by default, which allows …EPSS 1.2%5.4CVE-2018-16605Dlink dir-600m firmware cross-site scripting vulnerabilityD-Link DIR-600M devices allow XSS via the Hostname and Username fields in the Dynamic DNS Configuration page.EPSS 0.90%5.5CVE-2025-43520Apple OS kernel memory corruption via malicious appA memory corruption flaw (classic buffer overflow) in Apple's kernel was fixed across iOS, iPadOS, macOS, tvOS, visionOS and watchOS. A malicious app…KEVEPSS 0.43%analysed8.8CVE-2025-31277Apple WebKit memory corruption via malicious web contentApple WebKit fails to handle memory correctly when processing crafted web content, leading to memory corruption across Safari, iOS, iPadOS, macOS, tv…KEVEPSS 1.6%analysed9.8CVE-2022-37055D-Link Go-RT-AC750 router buffer overflow in cgibin hnap_mainD-Link Go-RT-AC750 firmware revisions A v101b03 and B v200b02 contain a classic buffer overflow reachable through the cgibin hnap_main handler. The f…KEVEPSS 56%analysed

Source: NIST National Vulnerability Database (record CVE-2024-1786), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.