CVE-2021-3149 Command injection in n/a
Authenticated attackers can execute arbitrary OS commands on Netshield NANO 25 devices via unsafe system calls in the manual ping feature.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-3149?
CVE-2021-3149 is a high-severity command injection vulnerability in n/a, published on 22 Feb 2021. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
On Netshield NANO 25 10.2.18 devices, /usr/local/webmin/System/manual_ping.cgi allows OS command injection (after authentication by the attacker) because the system C library function is used unsafely.
Weakness: CWE-78
Which versions are affected by CVE-2021-3149?
It affects 1 product.
Products include Netshieldcorp Nano 25 Firmware.
How do I fix CVE-2021-3149?
No fix has been published for CVE-2021-3149 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-2021-3149 being exploited?
There is no known exploitation of CVE-2021-3149 in the wild and no public exploit code.
Sources
Also known as GHSA-5rg8-57rq-pg4q.