Vulnerability · Published Jun 23, 2025 · Assigned by VulDB

CVE-2025-6531SIFUSM/MZZYG BD S1 RTSP Live Video Stream Endpoint access control

Medium 4.3

In plain English

A medium-severity improper access control in BD S1 from MZZYG. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 22% of all known vulnerabilities).

Severity (CVSS 3.1)4.3Medium

Exploit odds (30 days)0.3%top 78.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability was found in SIFUSM/MZZYG BD S1 up to 20250611. It has been declared as problematic. This vulnerability affects unknown code of the component RTSP Live Video Stream Endpoint. The manipulation leads to improper access controls. Access to the local network is required for this attack to succeed. The exploit has been disclosed to the public and may be used. This dashcam is distributed by multiple resellers and different names.

Affected products (as reported)

Vendor	Product	Versions
SIFUSM	BD S1	20250611
MZZYG	BD S1	20250611

Weakness: CWE-284, CWE-266 · Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:W/RC:R

References

VDB-313648 | SIFUSM/MZZYG BD S1 RTSP Live Video Stream Endpoint access control vdb-entry
VDB-313648 | CTI Indicators (IOB, IOC, TTP) signature, permissions-required
Submit #595452 | BD dashcam BD S1 Improper Access Controls third-party-advisory
https://github.com/geo-chen/BD related
https://github.com/geo-chen/BD?tab=readme-ov-file#finding-1-unauthenticated-access-of-livestream-and-download-of-video-recordings exploit