CVE-2025-55634

Description

Incorrect access control in the RTMP server settings of Reolink Smart 2K+ Plug-in Wi-Fi Video Doorbell with Chime - firmware v3.0.0.4662_2503122283 allows unauthorized attackers to cause a Denial of Service (DoS) via initiating a large number of simultaneous ffmpeg-based stream pushes.

CVSS v3.1 Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-400 Uncontrolled Resource Consumption

Affected Products

Vendor	Product	Versions
reolink	smart_2k\+_plug-in_wi-fi_video_doorbell_with_chime_firmware	All
reolink	smart_2k\+_plug-in_wi-fi_video_doorbell_with_chime	All

References

Exploits

https://relieved-knuckle-264.notion.site/RTMP-Injection-DoS-through-Unauthenticated-Stream-Publish-23c437003642800297c8c128b6117885?pvs=74

Other References

https://cwe.mitre.org/data/definitions/306.html https://cwe.mitre.org/data/definitions/400.html

Frequently Asked Questions

What is CVE-2025-55634? +

Incorrect access control in the RTMP server settings of Reolink Smart 2K+ Plug-in Wi-Fi Video Doorbell with Chime - firmware v3.0.0.4662_2503122283 allows unauthorized attackers to cause a Denial of Service (DoS) via initiating a large number of simultaneous ffmpeg-based stream pushes. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2025-55634? +

CVE-2025-55634 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-55634? +

CVE-2025-55634 affects products from reolink, specifically: smart_2k\+_plug-in_wi-fi_video_doorbell_with_chime, smart_2k\+_plug-in_wi-fi_video_doorbell_with_chime_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-55634? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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