CVE-2025-57437CRITICAL 9.8EPSS p38.6%

CVE-2025-57437CVE-2025-57437

Description

The Blackmagic Web Presenter HD firmware version 3.3 exposes sensitive information via an unauthenticated Telnet service on port 9977. When connected, the service reveals extensive device configuration data including: - Model, version, and unique identifiers - Network settings including IP, MAC, DNS - Current stream platform, stream key, and streaming URL - Audio/video configuration This data can be used to hijack live streams or perform network reconnaissance.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.50% probability of exploitation · percentile 38.6% · 2026-06-18T12:00:27Z
Published2025-09-22
Last modified2025-10-10

Underlying weaknesses· 1

CWE-200

References

  1. https://github.com/shiky8/my--cve-vulnerability-research/tree/main/CVE-2025-57437
  2. https://www.blackmagicdesign.com/

1

TypeTargetConfidenceTier
WeaknessExposure of Sensitive Information to an Unauthorized Actorcwe-2000%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.