CVE-2025-40766

MEDIUM

SINEC Traffic Analyzer < 3.0 - Denial of Service via Uncontrolled Docker Resource Consumption

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2025-40766. PoCs published by FurkanKAYAPINAR.

AI-analyzed exploit summary This tool checks if a remote DNS resolver supports EDNS Client Subnet (ECS), which may expose systems to cache poisoning or information leakage vulnerabilities. It sends a DNS query with an ECS option and detects whether ECS is enabled on the target DNS resolver.

Description

A vulnerability has been identified in SINEC Traffic Analyzer (6GK8822-1BG01-0BA0) (All versions < V3.0). The affected application runs docker containers without adequate resource and security limitations. This could allow an attacker to perform a denial-of-service (DoS) attack.

Exploits (1)

nomisec SCANNER 1 stars
by FurkanKAYAPINAR · poc
https://github.com/FurkanKAYAPINAR/ecs_checker

This tool checks if a remote DNS resolver supports EDNS Client Subnet (ECS), which may expose systems to cache poisoning or information leakage vulnerabilities. It sends a DNS query with an ECS option and detects whether ECS is enabled on the target DNS resolver.

Classification
Scanner 95%
Attack Type
Info Leak
Complexity
Trivial
Reliability
Reliable
Target: DNS resolvers supporting EDNS Client Subnet (ECS)
No auth needed
Prerequisites: Access to a DNS resolver · dig command-line tool installed
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (1)

Core 1

Scores

CVSS v3 5.5
EPSS 0.0017
EPSS Percentile 6.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-400
Status published
Products (1)
siemens/sinec_traffic_analyzer < 3.0
Published Aug 12, 2025
Tracked Since Feb 18, 2026