8.8
HIGH
CVE-2023-4746
TOTOLINK N200RE Format String Vulnerability with OS Command Injection
Description

A vulnerability classified as critical has been found in TOTOLINK N200RE V5 9.3.5u.6437_B20230519. This affects the function Validity_check. The manipulation leads to format string. It is possible to initiate the attack remotely. The root-cause of the vulnerability is a format string issue. But the impact is to bypass the validation which leads to to OS command injection. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-238635.

INFO

Published Date :

Sept. 4, 2023, 1:15 a.m.

Last Modified :

Nov. 21, 2024, 8:35 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2023-4746 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 Totolink n200re-v5_firmware
2 Totolink n200re-v5
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2023-4746.

URL Resource
https://gist.github.com/dmknght/8f3b6aa65e9d08f45b5236c6e9ab8d80 Exploit Third Party Advisory
https://vuldb.com/?ctiid.238635 Permissions Required
https://vuldb.com/?id.238635 Third Party Advisory
https://gist.github.com/dmknght/8f3b6aa65e9d08f45b5236c6e9ab8d80 Exploit Third Party Advisory
https://vuldb.com/?ctiid.238635 Permissions Required
https://vuldb.com/?id.238635 Third Party Advisory

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-2023-4746 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-4746 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://gist.github.com/dmknght/8f3b6aa65e9d08f45b5236c6e9ab8d80
    Added Reference https://vuldb.com/?ctiid.238635
    Added Reference https://vuldb.com/?id.238635
  • 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
  • CVE Modified by [email protected]

    Feb. 29, 2024

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

    Jan. 09, 2024

    Action Type Old Value New Value
    Changed Reference Type https://vuldb.com/?ctiid.238635 Third Party Advisory https://vuldb.com/?ctiid.238635 Permissions Required
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Removed CVSS V3 VulDB AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CVSS V3.1 VulDB AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE Modified by [email protected]

    Oct. 25, 2023

    Action Type Old Value New Value
    Changed Description A vulnerability classified as critical has been found in TOTOLINK N200RE V5 9.3.5u.6437_B20230519. This affects the function Validity_check. The manipulation leads to format string. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-238635. A vulnerability classified as critical has been found in TOTOLINK N200RE V5 9.3.5u.6437_B20230519. This affects the function Validity_check. The manipulation leads to format string. It is possible to initiate the attack remotely. The root-cause of the vulnerability is a format string issue. But the impact is to bypass the validation which leads to to OS command injection. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-238635.
  • Initial Analysis by [email protected]

    Sep. 06, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://gist.github.com/dmknght/8f3b6aa65e9d08f45b5236c6e9ab8d80 No Types Assigned https://gist.github.com/dmknght/8f3b6aa65e9d08f45b5236c6e9ab8d80 Exploit, Third Party Advisory
    Changed Reference Type https://vuldb.com/?ctiid.238635 No Types Assigned https://vuldb.com/?ctiid.238635 Third Party Advisory
    Changed Reference Type https://vuldb.com/?id.238635 No Types Assigned https://vuldb.com/?id.238635 Third Party Advisory
    Added CWE NIST CWE-134
    Added CPE Configuration AND OR *cpe:2.3:o:totolink:n200re-v5_firmware:9.3.5u.6437_b20230519:*:*:*:*:*:*:* OR cpe:2.3:h:totolink:n200re-v5:-:*:*:*:*:*:*:*
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-2023-4746 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2023-4746 weaknesses.

Exploit Prediction

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

0.27 }} 0.01%

score

0.67168

percentile

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