CVE-2022-40799
Actively exploited. CVE-2022-40799 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-08-05) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.
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.
CSIRTS triage
- What
- A download of code without integrity check vulnerability could allow an authenticated attacker to execute OS level commands.
- Who is affected
- Users of D-Link DNR-322L devices, which may be end-of-life or end-of-service.
- Urgency
- Remediation is urgent due to the critical nature of the vulnerability and confirmed exploitation.
- Action
- Discontinue use of the affected D-Link device.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 98% of all EPSS-scored CVEs.
Advisory coverage (1)
- criticalexploitedCVE-2022-40799: D-Link DNR-322L Download of Code Without Integrity Check Vulnerabilitycisa-kev · 2025-08-05
External references
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