Vulnerability Description
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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Siemens | Tim 3V-Ie Firmware | < 2.8 |
| Siemens | Tim 3V-Ie | - |
| Siemens | Tim 3V-Ie Advanced Firmware | < 2.8 |
| Siemens | Tim 3V-Ie Advanced | - |
| Siemens | Tim 4R-Ie Firmware | < 3.3 |
| Siemens | Tim 4R-Ie | - |
| Siemens | Tim 3V-Ie Dnp3 Firmware | < 2.8 |
| Siemens | Tim 3V-Ie Dnp3 | - |
| Siemens | Tim 4R-Ie Dnp3 Firmware | < 3.3 |
| Siemens | Tim 4R-Ie Dnp3 | - |
Related Weaknesses (CWE)
References
- https://cert-portal.siemens.com/productcert/pdf/ssa-359303.pdfVendor Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-359303.pdfVendor Advisory
FAQ
What is CVE-2019-10939?
CVE-2019-10939 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 N...
How severe is CVE-2019-10939?
CVE-2019-10939 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2019-10939?
Check the references section above for vendor advisories and patch information. Affected products include: Siemens Tim 3V-Ie Firmware, Siemens Tim 3V-Ie, Siemens Tim 3V-Ie Advanced Firmware, Siemens Tim 3V-Ie Advanced, Siemens Tim 4R-Ie Firmware.