CVE-2022-43109

Name: CVE-2022-43109
Creator: NVD / NIST
Published: 2022-11-03T14:15:33.25+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 3.74%

Last modified Jun 17, 2026

CVE-2022-43109 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. D-Link DIR-823G v1.0.2 was found to contain a command injection vulnerability in the function SetNetworkTomographySettings. This vulnerability allows attackers to execute arbitrary commands via a crafted packet.. EPSS estimates a 3.74% chance of exploitation in the next 30 days.

Description

D-Link DIR-823G v1.0.2 was found to contain a command injection vulnerability in the function SetNetworkTomographySettings. This vulnerability allows attackers to execute arbitrary commands via a crafted packet.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

3.74%

88.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Dlink	Dir-823g Firmware	1.0.2

References

https://github.com/ppcrab/IOT_FIRMWARE/blob/main/%E5%8F%8B%E8%AE%AF/dir-823g/cve_v1.0.2.pdfExploit, Third Party Advisory
https://www.dlink.com/en/security-bulletin/Vendor Advisory
https://github.com/ppcrab/IOT_FIRMWARE/blob/main/%E5%8F%8B%E8%AE%AF/dir-823g/cve_v1.0.2.pdfExploit, Third Party Advisory
https://www.dlink.com/en/security-bulletin/Vendor Advisory

Timeline

Published: Nov 3, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-43109?

How severe is CVE-2022-43109?

CVE-2022-43109 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 3.74% probability of exploitation in the next 30 days.

How do I fix CVE-2022-43109?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-43109?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST