D-Link DNR-322L Download of Code Without Integrity Check Vulnerability
n/a — n/a
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.
8.8
31.3%
Vector breakdown
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Published
- Nov 29, 2022
- Modified
- Oct 21, 2025
- Added to KEV
- Aug 5, 2025
- Federal patch due
- Aug 26, 2025
CISA 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.
Weakness classification
Proof-of-concept & exploitation references
Weaponization
Public repositories whose name or description references CVE-2022-40799, found via a live GitHub search at request time. These are community-sourced signals, not a verified working exploit - cross-check each one before relying on it, and treat higher star counts and recent activity as (weak) corroboration, not proof.
No public GitHub repositories referencing CVE-2022-40799 were found at last check. Absence here is not proof no exploit exists - see the references below for vendor advisories and write-ups.
References
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 base score of 8.8 out of 10 (CVSS 3.1).
Is CVE-2022-40799 actively exploited in the wild?
Yes. CVE-2022-40799 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added Aug 5, 2025, meaning CISA has confirmed evidence of active exploitation.
What is the EPSS score for CVE-2022-40799?
31.3% - meaning FIRST.org's EPSS model estimates a 31.3% probability this vulnerability will be exploited in the wild within 30 days (98% percentile among all scored CVEs).
What type of vulnerability is CVE-2022-40799?
CVE-2022-40799 is classified under CWE-494 (CWE-494 Download of Code Without Integrity Check).
Cross-checked against
Impactr finds and proves whether CVE-2022-40799 - or flaws like it - are actually reachable in your own web apps and APIs, with a reproducible exploit as evidence.
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