CVE-2022-40799

Name: CVE-2022-40799
Creator: NVD / NIST
Published: 2022-11-29T05:15:11.31+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10Actively ExploitedEPSS 31.33%

Last modified Jun 17, 2026

CVE-2022-40799 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Data Integrity Failure in 'Backup Config' in D-Link DNR-322L <= 2.60B15 allows an authenticated attacker to execute OS level commands on the device.. CISA has confirmed active exploitation in the wild. EPSS estimates a 31.33% chance of exploitation in the next 30 days.

Description

Data Integrity Failure in 'Backup Config' in D-Link DNR-322L <= 2.60B15 allows an authenticated attacker to execute OS level commands on the device.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

31.33%

98.1th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Aug 26, 2025.

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Dlink	Dnr-322l Firmware	<= 2.60b15

References

https://gitlab.com/lu-ka/cve-2022-40799Exploit, Third Party Advisory
https://gitlab.com/lu-ka/cve-2022-40799Exploit, Third Party Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-40799US Government Resource
https://www.dlink.com/uk/en/products/dnr-322l-cloud-network-video-recorderProduct

Timeline

Published: Nov 29, 2022
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2022-40799?

Data Integrity Failure in 'Backup Config' in D-Link DNR-322L <= 2.60B15 allows an authenticated attacker to execute OS level commands on the device.

How severe is CVE-2022-40799?

CVE-2022-40799 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 31.33% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2022-40799?

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-2022-40799?

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

Scan your code now

Source: NVD / NIST