PT-2026-3783 · Tenda · Tenda Ax1803

Published 2026-01-21 · Updated 2026-01-26 · CVE-2025-70646

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 AX1803 version 1.0.0.1

Description The Tenda AX1803 version 1.0.0.1 contains a stack overflow in the security parameter of the sub 72290 function. A crafted request can trigger a Denial of Service (DoS).

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Stack Overflow

Weakness Enumeration

CWE-121

Related Identifiers

BDU:2026-00949

CVE-2025-70646

Affected Products

Tenda Ax1803

References · 5

• 🔥 https://github.com/0-fool/VulnbyCola/blob/main/Tenda/AX-1803/5/1.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-70646 · Security Note
• https://osv.dev/vulnerability/CVE-2025-70646 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-00949 · Security Note
• https://twitter.com/cracbot/status/2015741565457883593 · Twitter Post