CVE-2023-46285 Denial of service in Opcenter Execution Foundation
An attacker can cause a denial of service in Siemens industrial applications by sending a crafted message to a specific TCP port.
- 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-2023-46285?
CVE-2023-46285 is a high-severity denial of service vulnerability in Siemens Opcenter Execution Foundation, published on 12 Dec 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability has been identified in Opcenter Execution Foundation (All versions < V2407), Opcenter Quality (All versions < V2312), SIMATIC PCS neo (All versions < V4.1), SINEC NMS (All versions < V2.0 SP1), Totally Integrated Automation Portal (TIA Portal) V14 (All versions), Totally Integrated Automation Portal (TIA Portal) V15.1 (All versions), Totally Integrated Automation Portal (TIA Portal) V16 (All versions), Totally Integrated Automation Portal (TIA Portal) V17 (All versions < V17 Update 8), Totally Integrated Automation Portal (TIA Portal) V18 (All versions < V18 Update 3). The affected application contains an improper input validation vulnerability that could allow an attacker to bring the service into a Denial-of-Service state by sending a specifically crafted message to 4004/tcp. The corresponding service is auto-restarted after the crash is detected by a watchdog.
Weakness: CWE-20
Which versions are affected by CVE-2023-46285?
It affects 4 products.
Products include Siemens Opcenter Quality, Siemens Simatic Pcs Neo, Siemens Sinumerik Integrate Runmyhmi \/Automotive, Siemens Totally Integrated Automation Portal.
How do I fix CVE-2023-46285?
No fix has been published for CVE-2023-46285 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-2023-46285 being exploited?
There is no known exploitation of CVE-2023-46285 in the wild and no public exploit code.
Other vulnerabilities in Siemens Opcenter Execution Foundation
Sources
Also known as GHSA-84mm-xgw8-mv4q.