Critical severity9.8NVD Advisory· Published Sep 22, 2025· Updated Jun 17, 2026
CVE-2025-57432
CVE-2025-57432
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
43.3+ 1 more
- (no CPE)range: 3.3
- (no CPE)
- cpe:2.3:o:blackmagicdesign:web_presenter_hd_firmware:3.3:*:*:*:*:*:*:*
- cpe:2.3:o:blackmagicdesign:web_presenter_4k_firmware:3.3:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
2- github.com/shiky8/my--cve-vulnerability-research/tree/main/CVE-2025-57432nvdExploitThird Party Advisory
- www.blackmagicdesign.comnvdProduct
News mentions
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