CVE-2019-10939: Critical severity siemens tim 3v-ie dnp3 firmware vulnerability
A vulnerability has been identified in TIM 3V-IE (incl. SIPLUS NET variants) (All versions < V2.8), TIM 3V-IE Advanced (incl. SIPLUS NET variants) (All versions < V2.8), TIM 3V-IE DNP3 (incl. SIPLUS NET variants) (All versions < V3.3), TIM 4R-IE (incl. SIPLUS NET variants) (All versions < V2.8), TIM 4R-IE DNP3 (incl. SIPLUS NET variants) (All versions < V3.3). The affected versions contain an open debug port that is available under certain specific conditions. The vulnerability is only available if the IP address is configured to 192.168.1.2. If available, the debug port could be exploited by an attacker with network access to the device. No user interaction is required to exploit this vulnerability. The vulnerability impacts confidentiality, integrity, and availability of the affected device. At the stage of publishing this security advisory no public exploitation is known.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2019-10939?
CVE-2019-10939 has been classified as a critical vulnerability affecting various Siemens TIM firmware versions.
How do I fix CVE-2019-10939?
To fix CVE-2019-10939, upgrade your Siemens TIM firmware to version 2.8 or higher for TIM 3V-IE and TIM 4R-IE models, and version 3.3 or higher for TIM 3V-IE DNP3.
Which Siemens products are affected by CVE-2019-10939?
CVE-2019-10939 affects Siemens TIM 3V-IE, TIM 3V-IE Advanced, TIM 4R-IE, and related SIPLUS NET variants with specific firmware versions.
Can I continue using my Siemens device with CVE-2019-10939?
It is not recommended to continue using Siemens devices affected by CVE-2019-10939 without applying the necessary firmware updates due to the critical nature of the vulnerability.
What risks are associated with CVE-2019-10939?
CVE-2019-10939 can potentially allow unauthorized access and exploitation of vulnerabilities, leading to severe operational disruptions.