SecuriTricks - CVE-2025-56438

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.

Product(s) Impacted

Vendor	Product	Versions
Nous	W3 Smart Wifi Camera	1.33.50.82

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-345

Insufficient Verification of Data Authenticity

The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	nous	w3_smart_wifi_camera	1.33.50.82	/	/	/	/	/	/	/

References

http://nous.com

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

CVSS Score

6.8 / 10

CVSS Data - 3.1

Attack Vector: PHYSICAL
Attack Complexity: LOW
Privileges Required: NONE
Scope: UNCHANGED
Confidentiality Impact: HIGH
Integrity Impact: HIGH
Availability Impact: HIGH

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

View Vector String

Timeline

Published: Oct. 24, 2025, 3:15 p.m.
Last Modified: Oct. 24, 2025, 4:15 p.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

cve@mitre.org

CVE-2025-56438