CVE-2017-2681 Denial of service in Development/Evaluation Kits for PROFINET IO: DK Standard Ethernet Controller
Crafted PROFINET DCP packets can cause denial of service on Siemens network devices, requiring manual recovery.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2017-2681?
CVE-2017-2681 is a high-severity denial of service vulnerability in Siemens Development/Evaluation Kits for PROFINET IO: DK Standard Ethernet Controller, published on 11 May 2017. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Specially crafted PROFINET DCP packets sent on a local Ethernet segment (Layer 2) to an affected product could cause a denial of service condition of that product. Human interaction is required to recover the system. PROFIBUS interfaces are not affected.
Weakness: CWE-400
Which versions are affected by CVE-2017-2681?
It affects 79 products.
Products include Siemens Dk Standard Ethernet Controller Firmware, Siemens Ek-Ertec 200 Pn Io Firmware, Siemens Ek-Ertec 200p Pn Io Firmware, Siemens Ie\/As-I Link Pn Io Firmware, Siemens Ie\/Pb-Link Firmware, Siemens Pn\/Pn Coupler Firmware and 73 more.
How do I fix CVE-2017-2681?
No fix has been published for CVE-2017-2681 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-2017-2681 being exploited?
There is no known exploitation of CVE-2017-2681 in the wild and no public exploit code.
Other vulnerabilities in Siemens Development/Evaluation Kits for PROFINET IO: DK Standard Ethernet Controller
- CVE-2017-12741 Denial of service in Development/Evaluation Kits for PROFINET IO: DK Standard Ethernet Controller
- CVE-2019-10936 Denial of service in Development/Evaluation Kits for PROFINET IO: DK Standard Ethernet Controller
- CVE-2017-2680 Denial of service in Development/Evaluation Kits for PROFINET IO: DK Standard Ethernet Controller
Sources
Also known as GHSA-j585-83xv-q5c7.