CVE-2023-49252 Missing authorization in SIMATIC CN 4100
An unauthenticated attacker can change IP configuration on SIMATIC CN 4100 devices, potentially causing a denial of service condition.
- 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-2023-49252?
CVE-2023-49252 is a high-severity missing authorization vulnerability in Siemens SIMATIC CN 4100, published on 9 Jan 2024. 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 SIMATIC CN 4100 (All versions < V2.7). The affected application allows IP configuration change without authentication to the device. This could allow an attacker to cause denial of service condition.
Weakness: CWE-20
Which versions are affected by CVE-2023-49252?
It affects 1 product.
Products include Siemens Simatic Cn 4100 Firmware.
How do I fix CVE-2023-49252?
No fix has been published for CVE-2023-49252 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-2023-49252 being exploited?
There is no known exploitation of CVE-2023-49252 in the wild and no public exploit code.
Other vulnerabilities in Siemens SIMATIC CN 4100
Sources
Also known as GHSA-qv7h-cgx5-jj9m.