CVE-2017-12121 Command injection in Moxa
Attackers can inject OS commands via HTTP POST to gain root shell access on Moxa EDR-810 routers.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2017-12121?
CVE-2017-12121 is a high-severity command injection vulnerability in Talos Moxa, published on 14 May 2018. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
An exploitable command injection vulnerability exists in the web server functionality of Moxa EDR-810 V4.1 build 17030317. A specially crafted HTTP POST can cause a privilege escalation resulting in root shell. An attacker can inject OS commands into the rsakey\_name= parm in the "/goform/WebRSAKEYGen" uri to trigger this vulnerability.
Weakness: CWE-78
Which versions are affected by CVE-2017-12121?
It affects 1 product.
Products include Moxa Edr-810 Firmware.
How do I fix CVE-2017-12121?
No fix has been published for CVE-2017-12121 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-2017-12121 being exploited?
There is no known exploitation of CVE-2017-12121 in the wild and no public exploit code.
Other vulnerabilities in Talos Moxa
Sources
Also known as GHSA-7cj3-pvh2-r7mg.