SQL Injection Vulnerability in TeleControl Server Basic by Siemens
CVE-2025-27540

9.3CRITICAL

Key Information:

Vendor

Siemens
Status
Telecontrol Server Basic
Vendor
CVE Published:
16 April 2025

What is CVE-2025-27540?

A vulnerability exists in TeleControl Server Basic that allows for SQL injection through the 'Authenticate' method. Unauthenticated remote attackers can exploit this flaw to bypass authorization controls, potentially gaining access to the application's database. This access enables them to read and modify data and execute arbitrary code with elevated permissions associated with 'NT AUTHORITY\NetworkService'. To successfully launch an attack, the attacker must access port 8000 on a system running a susceptible version of TeleControl Server Basic.

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Affected Version(s)

TeleControl Server Basic 0

References

https://cert-portal.siemens.com/productcert/html/ssa-4434...

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

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