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Vulnerability record · CVE-2023-46033 · published 19 October 2023

CVE-2023-46033: Dlink dsl-2730u firmware improper access control vulnerability

Dlink · Dsl 2730u Firmware

D-Link (Non-US) DSL-2750U N300 ADSL2+ and (Non-US) DSL-2730U N150 ADSL2+ are vulnerable to Incorrect Access Control. The UART/Serial interface on the PCB, provides log output and a root terminal without proper access control.

6.8 CVSS 3.1 Medium EPSS 0.33% · top 76.8% CWE-284 · Improper access control
6.8CVSS 3.1 base score
0.33%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

D-Link (Non-US) DSL-2750U N300 ADSL2+ and (Non-US) DSL-2730U N150 ADSL2+ are vulnerable to Incorrect Access Control. The UART/Serial interface on the PCB, provides log output and a root terminal without proper access control.

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

Affected products

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

References

LinkTags
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10357 Product
https://www.dlink.com/en/products/dsl-2730u-wireless-n150-adsl2-router Product
https://www.dlink.com/en/products/dsl-2750u-wireless-n-300-adsl2-modem-router Product
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10357 Product
https://www.dlink.com/en/products/dsl-2730u-wireless-n150-adsl2-router Product
https://www.dlink.com/en/products/dsl-2750u-wireless-n-300-adsl2-modem-router Product

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Related vulnerabilities

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

9.1CVE-2019-1010155Dlink dsl-2750u firmware vulnerabilityD-Link DSL-2750U 1.11 is affected by: Authentication Bypass. The impact is: denial of service and information leakage. The component is: login. NOTE:…EPSS 8.6%8.8CVE-2017-6411Dlink dsl-2730u firmware cross-site request forgery vulnerabilityCross Site Request Forgery (CSRF) on D-Link DSL-2730U C1 IN_1.00 devices allows remote attackers to change the DNS or firewall configuration or any p…EPSS 3.0%7.8CVE-2021-3708Dlink dsl-2750u firmware os command injection vulnerabilityD-Link router DSL-2750U with firmware vME1.16 or prior versions is vulnerable to OS command injection. An unauthenticated attacker on the local netwo…EPSS 25%7.8CVE-2020-13150Dlink dsl-2750u firmware missing authentication for critical function vulnerabilityD-link DSL-2750U ISL2750UEME3.V1E devices allow approximately 90 seconds of access to the control panel, after a restart, before MAC address filterin…EPSS 0.28%7.5CVE-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%5.5CVE-2021-3707Dlink dsl-2750u firmware vulnerabilityD-Link router DSL-2750U with firmware vME1.16 or prior versions is vulnerable to unauthorized configuration modification. An unauthenticated attacker…EPSS 1.5%5.3CVE-2024-0717Dlink dir-825acg1 firmware information exposure vulnerabilityA vulnerability classified as critical was found in D-Link DAP-1360, DIR-300, DIR-615, DIR-615GF, DIR-615S, DIR-615T, DIR-620, DIR-620S, DIR-806A, DI…EPSS 18%5.1CVE-2024-9792Dlink dsl-2750u firmware cross-site scripting vulnerabilityA vulnerability classified as problematic has been found in D-Link DSL-2750U R5B017. This affects an unknown part of the component Port Forwarding Pa…EPSS 0.68%

Source: NIST National Vulnerability Database (record CVE-2023-46033), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.