PT-2026-3774 · Tenda · Tenda Ax1806

Published 2026-01-21 · Updated 2026-01-26 · CVE-2025-70645

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Tenda AX-1806 version 1.0.0.1

Description The Tenda AX-1806 wireless router contains a stack overflow in the deviceList parameter of the formSetWifiMacFilterCfg function. A crafted request can cause a Denial of Service (DoS). The vulnerable parameter is deviceList, and the vulnerable function is formSetWifiMacFilterCfg.

Recommendations Update to a newer version that contains a fix for this vulnerability. As a temporary workaround, consider disabling the formSetWifiMacFilterCfg function until a patch is available.

Exploit

Fix

DoS

Stack Overflow

Weakness Enumeration

CWE-121

Related Identifiers

BDU:2026-00948

CVE-2025-70645

Affected Products

Tenda Ax1806

References · 7

• 🔥 https://github.com/0-fool/VulnbyCola/blob/main/Tenda/AX-1806/2/1.md · Exploit
• https://osv.dev/vulnerability/CVE-2025-70645 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-00948 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-70645 · Security Note
• https://twitter.com/VulmonFeeds/status/2014023272673714547 · Twitter Post
• https://twitter.com/CVEnew/status/2014013797988524541 · Twitter Post
• https://twitter.com/cracbot/status/2015741558717661336 · Twitter Post