7.5
HIGH
CVE-2023-23040
TP-Link TL-WR940N Weak Password Hashing MD5
Description

TP-Link router TL-WR940N V6 3.19.1 Build 180119 uses a deprecated MD5 algorithm to hash the admin password used for basic authentication.

INFO

Published Date :

Feb. 22, 2023, 5:15 p.m.

Last Modified :

March 3, 2023, 1:39 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2023-23040 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 Tp-link tl-wr940n_firmware
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-2023-23040.

URL Resource
https://midist0xf.medium.com/tl-wr940n-uses-weak-md5-hashing-algorithm-ae7b589860d2 Patch Third Party Advisory
https://www.tp-link.com/en/support/download/tl-wr940n/#Firmware Product

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-2023-23040 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-23040 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 [email protected]

    May. 14, 2024

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

    Mar. 03, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type https://midist0xf.medium.com/tl-wr940n-uses-weak-md5-hashing-algorithm-ae7b589860d2 No Types Assigned https://midist0xf.medium.com/tl-wr940n-uses-weak-md5-hashing-algorithm-ae7b589860d2 Patch, Third Party Advisory
    Changed Reference Type https://www.tp-link.com/en/support/download/tl-wr940n/#Firmware No Types Assigned https://www.tp-link.com/en/support/download/tl-wr940n/#Firmware Product
    Added CWE NIST CWE-327
    Added CPE Configuration AND OR *cpe:2.3:o:tp-link:tl-wr940n_firmware:6_3.19.1:180119:*:*:*:*:*:* OR cpe:2.3:h:tp-link:tl-wr940n:-:*:*:*:*:*:*:*
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-2023-23040 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.

0.49 }} 0.02%

score

0.76678

percentile

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