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.
Advisories
Source ID Title
EUVD EUVD EUVD-2025-30818 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.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 14 Oct 2025 20:00:00 +0000

Type Values Removed Values Added
First Time appeared Blackmagicdesign
Blackmagicdesign web Presenter 4k
Blackmagicdesign web Presenter 4k Firmware
Blackmagicdesign web Presenter Hd
Blackmagicdesign web Presenter Hd Firmware
CPEs cpe:2.3:h:blackmagicdesign:web_presenter_4k:-:*:*:*:*:*:*:*
cpe:2.3:h:blackmagicdesign:web_presenter_hd:-:*:*:*:*:*:*:*
cpe:2.3:o:blackmagicdesign:web_presenter_4k_firmware:3.3:*:*:*:*:*:*:*
cpe:2.3:o:blackmagicdesign:web_presenter_hd_firmware:3.3:*:*:*:*:*:*:*
Vendors & Products Blackmagicdesign
Blackmagicdesign web Presenter 4k
Blackmagicdesign web Presenter 4k Firmware
Blackmagicdesign web Presenter Hd
Blackmagicdesign web Presenter Hd Firmware

Tue, 23 Sep 2025 19:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-306
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 23 Sep 2025 16:15:00 +0000

Type Values Removed Values Added
First Time appeared Blackmagic
Blackmagic web Presenter
Vendors & Products Blackmagic
Blackmagic web Presenter

Mon, 22 Sep 2025 16:15:00 +0000

Type Values Removed Values Added
Description 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.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-09-23T18:13:29.967Z

Reserved: 2025-08-17T00:00:00.000Z

Link: CVE-2025-57432

cve-icon Vulnrichment

Updated: 2025-09-23T16:04:10.523Z

cve-icon NVD

Status : Analyzed

Published: 2025-09-22T16:15:44.753

Modified: 2025-10-14T19:56:50.727

Link: CVE-2025-57432

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-09-23T16:09:53Z