CVE-2022-40799 D-Link DNR-322L Download of Code Without Integrity Check
An authenticated attacker can execute OS-level commands on D-Link DNR-322L devices via a data integrity failure in the Backup Config feature.
- Exploited in the wild
- Since 5 Aug 2025
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-40799?
CVE-2022-40799 is a high-severity command injection vulnerability in n/a, published on 29 Nov 2022. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
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.
Weakness: CWE-494
Which versions are affected by CVE-2022-40799?
It affects 1 product.
Products include Dlink Dnr-322l Firmware.
How do I fix CVE-2022-40799?
No fix has been published for CVE-2022-40799 yet. Limit exposure of the affected software until one is available. US federal agencies must fix it by 26 Aug 2025.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2022-40799 being exploited?
Yes. Attackers have exploited CVE-2022-40799 in the wild since at least 5 Aug 2025.
Sources
Also known as GHSA-xh8c-gmc9-9v6x.