CVE-2025-57432NVD

Vulnerability Summary

Blackmagic Web Presenter version 3.3 exposes a Telnet service on port 9977 that accepts unauthenticated commands. This service allows remote attackers to manipulate stream settings, including changing video modes and possibly altering device functionality. No credentials or authentication mechanisms are required to interact with the Telnet interface.

Severity Level

CRITICAL(9.8)

Published Date

Sep 22, 2025

Last Modified

Nov 5, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

0.64%Probability

Root Weakness (CWE)

CWE-306: Unknown/Unlisted Weakness ↗

Refer to the official MITRE database for detailed architectural specifications regarding this weakness.

CVSS v3.1 Base Metrics — Score 9.8 (CRITICAL)

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

Affected & Patched Versions

Affected Versions

Blackmagicdesign Web Presenter Hd Firmware
Blackmagicdesign Web Presenter 4k Firmware

Patched Versions

Not provided by NVD for this CVE.

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