CVE-2025-40942
published 2026-01-13CVE-2025-40942: A vulnerability has been identified in TeleControl Server Basic (All versions < V3.1.2.4). Affected application contains a local privilege escalation…
PriorityP343high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.14%
4.1th percentile
A vulnerability has been identified in TeleControl Server Basic (All versions < V3.1.2.4). Affected application contains a local privilege escalation vulnerability that could allow an attacker to run arbitrary code with elevated privileges.
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| siemens | telecontrol_server_basic | < V3.1.2.4 | V3.1.2.4 |
| siemens | telecontrol_server_basic | < 3.1.2.4 | 3.1.2.4 |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv4.07.3HIGHCVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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CISA ICS
Siemens TeleControl Server Basic
cisa_ics·2026-01-14·CVSS 8.8
[HIGH] Siemens TeleControl Server Basic
ICS Advisory
##
Siemens TeleControl Server Basic
Release DateJanuary 14, 2026
Alert CodeICSA-26-015-03
Related topics:
Industrial Control System Vulnerabilities, Industrial Control Systems
View CSAF
## Summary
TeleControl Server Basic before V3.1.2.4 contains a local privilege escalation vulnerability that could allow an attacker to run arbitrary code with elevated privileges. Siemens has released a new version for TeleControl Server Basic and recommends to update to the latest version.
The following versions of Siemens TeleControl Server Basic are affected:
- TeleControl Server Basic (CVE-2025-40942)
CVSS
Vendor
Equipment
Vulnerabilities
| v3 8.8
| Siemens
| Siemens TeleControl Server Basic
| Execution with Unnecessary Privileges
## Background
- Critic
GHSA
GHSA-c835-vvh2-8x99: A vulnerability has been identified in TeleControl Server Basic (All versions < V3
ghsa_unreviewed·2026-01-13
CVE-2025-40942 [HIGH] CWE-250 GHSA-c835-vvh2-8x99: A vulnerability has been identified in TeleControl Server Basic (All versions < V3
A vulnerability has been identified in TeleControl Server Basic (All versions < V3.1.2.4). Affected application contains a local privilege escalation vulnerability that could allow an attacker to run arbitrary code with elevated privileges.
No detection rules found.
No public exploits indexed.
2026-01-13
Published