CVE-2016-8380 Missing authorization in Phoenix Contact ILC PLCs
Attackers can read and write PLC variables without authentication, potentially compromising industrial control system integrity and availability.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2016-8380?
CVE-2016-8380 is a high-severity missing authorization vulnerability in Phoenix Contact ILC PLCs, published on 5 Apr 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The web server in Phoenix Contact ILC PLCs allows access to read and write PLC variables without authentication.
Which versions are affected by CVE-2016-8380?
It affects 1 product.
Products include Phoenixcontact Ilc Plcs Firmware.
How do I fix CVE-2016-8380?
No fix has been published for CVE-2016-8380 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2016-8380 being exploited?
There is no known exploitation of CVE-2016-8380 in the wild and no public exploit code.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Phoenix Contact ILC PLCs
Sources
Also known as GHSA-23m3-jp2w-3vpp.