CVE-2026-38571

MEDIUM

Tenda N300 F3 V603 - Unauthenticated WPA2 Credential Exposure and Memory R/W via UART

Title source: llm

Description

Cleartext storage and exposure of WPA2 credentials, and missing authentication on the rr/wr memory read/write commands, in the unauthenticated UART debug console of the Tenda N300 F3 (V603) allow a physically proximate attacker to obtain stored WPA2 credentials in cleartext and to read or write arbitrary memory via the serial console.

References (1)

Core 1

Core References

https://github.com/ZEssaidi-CS/Vulnerability-research/tree/main/CVE-2026-38571

View Writeup ZIP pw:eip

Scores

CVSS v3 4.6

EPSS 0.0011

EPSS Percentile 1.7%

Attack Vector PHYSICAL

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

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact partial

Details

CWE

CWE-312

Status published

Published Jun 26, 2026

Tracked Since Jun 27, 2026