PT-2026-2584 · Tenda · Tenda Ax3

Published 2025-12-29 · Updated 2026-01-13 · CVE-2025-71027

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-3 version 16.03.12.10 CN

Description A stack overflow exists in the fromAdvSetMacMtuWan function due to the wanMTU2 parameter. This allows attackers to cause a Denial of Service (DoS) by sending a crafted request.

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

Exploit

Stack Overflow

Memory Corruption

Weakness Enumeration

CWE-121

CWE-787

Related Identifiers

BDU:2026-00569

CVE-2025-71027

Affected Products

Tenda Ax3

References · 5

• 🔥 https://github.com/0-fool/VulnbyCola/blob/main/Tenda/AX-3/8/1.md · Exploit
• https://osv.dev/vulnerability/CVE-2025-71027 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-71027 · Security Note
• https://bdu.fstec.ru/vul/2026-00569 · Security Note
• https://twitter.com/CVEnew/status/2011112419523768477 · Twitter Post