7.7
HIGH
CVE-2023-36356
TP-Link Router Buffer Read Out-of-Bounds Denial of Service
Description

TP-Link TL-WR940N V2/V4/V6, TL-WR841N V8, TL-WR941ND V5, and TL-WR740N V1/V2 were discovered to contain a buffer read out-of-bounds via the component /userRpm/VirtualServerRpm. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted GET request.

INFO

Published Date :

June 22, 2023, 8:15 p.m.

Last Modified :

Nov. 21, 2024, 8:09 a.m.

Remotely Exploitable :

Yes !

Impact Score :

4.0

Exploitability Score :

3.1
Affected Products

The following products are affected by CVE-2023-36356 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-wr841n_firmware
2 Tp-link tl-wr940n_firmware
3 Tp-link tl-wr941nd_firmware
4 Tp-link tl-wr740n_firmware
5 Tp-link tl-wr841n
6 Tp-link tl-wr740n
7 Tp-link tl-wr940n
8 Tp-link tl-wr941nd
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-2023-36356.

URL Resource
https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/4/TL-WR941ND_TL-WR940N_TL-WR740N_userRpm_VirtualServerRpm.md Exploit Third Party Advisory
https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/4/TL-WR941ND_TL-WR940N_TL-WR740N_userRpm_VirtualServerRpm.md Exploit 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-2023-36356 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-36356 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://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/4/TL-WR941ND_TL-WR940N_TL-WR740N_userRpm_VirtualServerRpm.md
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Jun. 30, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
    Changed Reference Type https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/4/TL-WR941ND_TL-WR940N_TL-WR740N_userRpm_VirtualServerRpm.md No Types Assigned https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/4/TL-WR941ND_TL-WR940N_TL-WR740N_userRpm_VirtualServerRpm.md Exploit, Third Party Advisory
    Added CWE NIST CWE-125
    Added CPE Configuration AND OR *cpe:2.3:o:tp-link:tl-wr940n_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:tp-link:tl-wr940n:v4:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:tp-link:tl-wr841n_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:tp-link:tl-wr841n:v8:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:tp-link:tl-wr740n_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:tp-link:tl-wr740n:v1:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:tp-link:tl-wr740n_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:tp-link:tl-wr740n:v2:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:tp-link:tl-wr940n_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:tp-link:tl-wr940n:v2:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:tp-link:tl-wr941nd_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:tp-link:tl-wr941nd:v5:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:tp-link:tl-wr940n_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:tp-link:tl-wr940n:v6:*:*:*:*:*:*:*
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-2023-36356 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-2023-36356 weaknesses.

Exploit Prediction

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

0.05 }} -0.01%

score

0.24565

percentile

CVSS31 - Vulnerability Scoring System
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