CVE-2019-10939

CRITICAL

TIM <V2.8-V3.3 - Open Debug Port

Title source: llm
STIX 2.1

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.

Scores

CVSS v3 9.8
EPSS 0.0044
EPSS Percentile 63.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-489
Status published
Products (5)
siemens/tim_3v-ie_advanced_firmware < 2.8
siemens/tim_3v-ie_dnp3_firmware < 2.8
siemens/tim_3v-ie_firmware < 2.8
siemens/tim_4r-ie_dnp3_firmware < 3.3
siemens/tim_4r-ie_firmware < 3.3
Published Apr 14, 2020
Tracked Since Feb 18, 2026