CVE-2017-14855 Denial of service in n/a
Remote attackers can cause a denial of service on Red Lion HMI panels by sending an HTTP POST request with a long URI.
- 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-2017-14855?
CVE-2017-14855 is a high-severity denial of service vulnerability in n/a, published on 30 Dec 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Red Lion HMI panels allow remote attackers to cause a denial of service (software exception) via an HTTP POST request to a long URI that does not exist, as demonstrated by version HMI 2.41 PLC 2.42.
Which versions are affected by CVE-2017-14855?
It affects 1 product.
Products include Redlion Hmi Panel Firmware.
How do I fix CVE-2017-14855?
No fix has been published for CVE-2017-14855 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2017-14855 being exploited?
There is no known exploitation of CVE-2017-14855 in the wild and no public exploit code.
Sources
Also known as GHSA-w3c8-m269-8hw4.