CVE-2025-56438

Severity CVSS v4.0:

Pending analysis

Type:

CWE-345 Insufficient Verification of Data Authenticity

Publication date:

24/10/2025

Last modified:

27/10/2025

Description

An issue in the firmware update mechanism of Nous W3 Smart WiFi Camera v1.33.50.82 allows unauthenticated and physically proximate attackers to escalate privileges to root via supplying a crafted update.tar archive file stored on a FAT32-formatted SD card.

Impact

Vector 3.x

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 6.80 MEDIUM
Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Physical
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

6.80

Severity 3.x

MEDIUM

References to Advisories, Solutions, and Tools

http://nous.com
https://github.com/MMarble21/Smart-camera-privilege-escalation/blob/main/ADVISORY.md