CVE-2019-10938 Code injection in SIPROTEC 5 devices with CPU variants CP200
An unauthenticated attacker can inject arbitrary code executed before firmware verification on Siemens SIPROTEC 5 devices and power meters.
- 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-2019-10938?
CVE-2019-10938 is a critical code injection vulnerability in Siemens AG SIPROTEC 5 devices with CPU variants CP200, published on 2 Aug 2019. 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 SIPROTEC 5 devices with CPU variants CP200 (All versions < V7.59), SIPROTEC 5 devices with CPU variants CP300 and CP100 (All versions < V8.01), Siemens Power Meters Series 9410 (All versions < V2.2.1), Siemens Power Meters Series 9810 (All versions). An unauthenticated attacker with network access to the device could potentially insert arbitrary code which is executed before firmware verification in the device. At the time of advisory publication no public exploitation of this security vulnerability was known.
Weakness: CWE-284
Which versions are affected by CVE-2019-10938?
It affects 1 product.
Products include Siemens Siprotec 5 Digsi Device Driver.
How do I fix CVE-2019-10938?
No fix has been published for CVE-2019-10938 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2019-10938 being exploited?
There is no known exploitation of CVE-2019-10938 in the wild and no public exploit code.
Sources
Also known as GHSA-5vvv-cppj-rx9m.