D-Link · DNR-322L
CVE-2022-40799
D-Link DNR-322L Download of Code Without Integrity Check Vulnerability
CISA KEV record
- CISA date added
- 2025-08-05
- CISA due date
- 2025-08-26
- Known ransomware use
- Unknown
NVD risk context
8.8 HIGH
CVSS is a technical severity score. CISA’s KEV status remains the evidence that this vulnerability is known to be exploited.
Description
D-Link DNR-322L contains a download of code without integrity check vulnerability that could allow an authenticated attacker to execute OS level commands on the device. The impacted products could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
NVD reference index
Vendor and remediation references
NVD has not tagged a reference for this KEV as a patch, mitigation, release note, or vendor advisory.
MITRE CWE context
CWE classification
The product downloads source code or an executable from a remote location and executes the code without sufficiently verifying the origin and integrity of the code.
View official MITRE CWE details ↗NVD record timing
NVD record timeline
These dates describe NVD’s record, not CISA’s KEV addition or remediation due date.
- NVD published
- Nov 29, 2022, 05:15 AM UTC When NVD first published this CVE record.
- NVD last updated
- Jun 17, 2026, 05:02 AM UTC When NVD last changed its analysis or record data.
Advanced: view the technical CVSS vector
This standardized code is intended for security tools and technical analysts. The plain-language risk summary above explains its main points.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA notes
https://www.dlink.com/uk/en/products/dnr-322l-cloud-network-video-recorder ; https://nvd.nist.gov/vuln/detail/CVE-2022-40799