CVE-2020-25238

HIGH

SIMATIC PCS neo < 3.1 and TIA Portal V15-V16 - Authenticated Privilege Escalation via File Manipulation

Title source: llm
STIX 2.1

Description

A vulnerability has been identified in PCS neo (Administration Console) (All versions < V3.1), TIA Portal (V15, V15.1 and V16). Manipulating certain files in specific folders could allow a local attacker to execute code with SYSTEM privileges. The security vulnerability could be exploited by an attacker with a valid account and limited access rights on the system.

References (3)

Core 3
Core References
Third Party Advisory, US Government Resource third-party-advisory x_refsource_cert-vn
https://www.kb.cert.org/vuls/id/466044
Third Party Advisory, US Government Resource, VDB Entry x_refsource_misc
https://us-cert.cisa.gov/ics/advisories/icsa-21-040-05

Scores

CVSS v3 7.8
EPSS 0.0012
EPSS Percentile 29.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-284 CWE-427
Status published
Products (4)
siemens/simatic_process_control_system_neo < 3.1
siemens/totally_integrated_automation_portal 15
siemens/totally_integrated_automation_portal 15.1
siemens/totally_integrated_automation_portal 16
Published Feb 09, 2021
Tracked Since Feb 18, 2026