Vulnerability in Dlink Dnr-322l
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.337 (98.4th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.337 · newest: 0.337 · change: 0.000
Affected products
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
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.
Public proof-of-concept exploits
References
- gitlab.com/lu-ka/cve-2022-40799 (Exploit, Third Party Advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Product)
Frequently asked questions
- What is CVE-2022-40799?
- CVE-2022-40799 is a high-severity vulnerability in Dlink Dnr-322l, classified under Download of Code Without Integrity Check. CVSS score: 8.8/10. Published 2022-11-29.
- How severe is CVE-2022-40799?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2022-40799 known to be exploited?
- Yes. CVE-2022-40799 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-08-05), indicating it is being actively exploited. 7 public proof-of-concept repositories are indexed.