CVE-2019-10923 Denial of service in Development/Evaluation Kits for PROFINET IO: DK Standard Ethernet Controller
An attacker can cause a denial of service by disrupting real-time synchronization in Siemens industrial network devices.
- 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-2019-10923?
CVE-2019-10923 is a high-severity denial of service vulnerability in Siemens Development/Evaluation Kits for PROFINET IO: DK Standard Ethernet Controller, published on 10 Oct 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An attacker with network access to an affected product may cause a denial of service condition by breaking the real-time synchronization (IRT) of the affected installation.
Weakness: CWE-400
Which versions are affected by CVE-2019-10923?
It affects 40 products.
Products include Siemens Cp1604 Firmware, Siemens Cp1616 Firmware, Siemens Dk Standard Ethernet Controller Firmware, Siemens Ek-Ertec 200 Firmware, Siemens Ek-Ertec 200p Firmware, Siemens Scalance X-200irt Firmware and 34 more.
How do I fix CVE-2019-10923?
No fix has been published for CVE-2019-10923 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-2019-10923 being exploited?
There is no known exploitation of CVE-2019-10923 in the wild and no public exploit code.
Other vulnerabilities in Siemens Development/Evaluation Kits for PROFINET IO: DK Standard Ethernet Controller
Sources
Also known as GHSA-gm9h-7xvc-jg2f.