ACTIVELY EXPLOITED

CVE-2022-40799: D-Link DNR-322L Download of Code Without Integrity Check Vulnerability

Facts
VendorD-Link
ProductDNR-322L
Actively exploitedYes
Added to CISA KEV5 Aug 2025
CISA federal deadline26 Aug 2025
Weakness (CWE)CWE-494

Required action (CISA's text)

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Description (NVD)

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.

SOURCES

Other D-Link flaws

Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.