CVE-2025-3885 is an improper input validation vulnerability in the Bluetooth stack of Harman Becker MGU21 devices, specifically within the BCM89359 chipset, affecting Samsung Harman MGU21 products. This flaw allows a network-adjacent, unauthenticated attacker to trigger a denial-of-service condition by sending malformed Bluetooth frames. Rated 6.5 (Medium) on the CVSS scale, its attack vector is adjacent network, with low attack complexity and high impact on availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
mgu21_22-07CPE matchmatch criteria | cpe:2.3:o:samsung:harman_mgu21_firmware:mgu21_22-07:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
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No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.