CVE-2025-57432
Last modified
CVE-2025-57432 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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. EPSS estimates a 0.60% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Blackmagicdesign | Web Presenter Hd Firmware | 3.3 |
| Blackmagicdesign | Web Presenter 4k Firmware | 3.3 |
References
- https://github.com/shiky8/my--cve-vulnerability-research/tree/main/CVE-2025-57432Exploit, Third Party Advisory
- https://github.com/shiky8/my--cve-vulnerability-research/tree/main/CVE-2025-57432Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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