9.8
CRITICAL
CVE-2023-39666
D-Link DIR-842 Buffer Overflow Vulnerability
Description

D-Link DIR-842 fw_revA_1-02_eu_multi_20151008 was discovered to contain multiple buffer overflows in the fgets function via the acStack_120 and acStack_220 parameters.

INFO

Published Date :

Aug. 18, 2023, 3:15 a.m.

Last Modified :

Aug. 25, 2023, 4:15 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2023-39666 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 dir-842_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-2023-39666.

URL Resource
https://github.com/Davidteeri/Bug-Report/blob/main/D-Link/DIR-842%20buffer%20overflow.md Broken Link
https://support.dlink.com/ Vendor Advisory
https://www.dlink.com/en/security-bulletin/ Vendor 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-2023-39666 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-39666 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]

    Aug. 25, 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:H/A:H
    Changed Reference Type https://github.com/Davidteeri/Bug-Report/blob/main/D-Link/DIR-842%20buffer%20overflow.md No Types Assigned https://github.com/Davidteeri/Bug-Report/blob/main/D-Link/DIR-842%20buffer%20overflow.md Broken Link
    Changed Reference Type https://support.dlink.com/ No Types Assigned https://support.dlink.com/ Vendor Advisory
    Changed Reference Type https://www.dlink.com/en/security-bulletin/ No Types Assigned https://www.dlink.com/en/security-bulletin/ Vendor Advisory
    Added CWE NIST CWE-120
    Added CPE Configuration AND OR *cpe:2.3:o:dlink:dir-842_firmware:1.05b02:*:*:*:*:*:*:* OR cpe:2.3:h:dlink:dir-842:-:*:*:*:*:*:*:*
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-2023-39666 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.

0.21 }} 0.02%

score

0.58939

percentile

CVSS31 - Vulnerability Scoring System
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