CVE-2021-28143 Command injection in n/a
Authenticated attackers can execute arbitrary commands on D-Link DIR-841 routers via the System Tools ping and traceroute features.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-28143?
CVE-2021-28143 is a high-severity command injection vulnerability in n/a, published on 11 Mar 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
/jsonrpc on D-Link DIR-841 3.03 and 3.04 devices allows authenticated command injection via ping, ping6, or traceroute (under System Tools).
Weakness: CWE-78
Which versions are affected by CVE-2021-28143?
It affects 1 product.
Products include Dlink Dir-841 Firmware.
How do I fix CVE-2021-28143?
No fix has been published for CVE-2021-28143 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2021-28143 being exploited?
There is no known exploitation of CVE-2021-28143 in the wild and no public exploit code.
Sources
Also known as GHSA-6fqw-cvh4-899x.