6.8
MEDIUM
CVE-2023-46033
D-Link DSL-2750U/DSL-2730U UART/Serial Backdoor Unauthorized Access
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.

INFO

Published Date :

Oct. 19, 2023, 4:15 p.m.

Last Modified :

Nov. 21, 2024, 8:27 a.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

0.9
Affected Products

The following products are affected by CVE-2023-46033 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Dlink dsl-2750u_firmware
2 Dlink dsl-2730u_firmware
3 Dlink dsl-2730u
4 Dlink dsl-2750u

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2023-46033 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-46033 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10357
    Added Reference https://www.dlink.com/en/products/dsl-2730u-wireless-n150-adsl2-router
    Added Reference https://www.dlink.com/en/products/dsl-2750u-wireless-n-300-adsl2-modem-router
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Sep. 12, 2024

    Action Type Old Value New Value
    Added CWE CISA-ADP CWE-284
  • CVE Modified by [email protected]

    Aug. 02, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    May. 17, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Apr. 11, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Mar. 21, 2024

    Action Type Old Value New Value
    Added Tag MITRE unsupported-when-assigned
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Changed Description ** UNSUPPORTED WHEN ASSIGNED ** 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. 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.
  • Initial Analysis by [email protected]

    Oct. 27, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10357 No Types Assigned https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10357 Product
    Changed Reference Type https://www.dlink.com/en/products/dsl-2730u-wireless-n150-adsl2-router No Types Assigned https://www.dlink.com/en/products/dsl-2730u-wireless-n150-adsl2-router Product
    Changed Reference Type https://www.dlink.com/en/products/dsl-2750u-wireless-n-300-adsl2-modem-router No Types Assigned https://www.dlink.com/en/products/dsl-2750u-wireless-n-300-adsl2-modem-router Product
    Added CWE NIST NVD-CWE-noinfo
    Added CPE Configuration AND OR *cpe:2.3:o:dlink:dsl-2730u_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:dlink:dsl-2730u:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dlink:dsl-2750u_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:dlink:dsl-2750u:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2023-46033 is associated with the following CWEs:

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.06 }} 0.01%

score

0.25057

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability