CVE

CVE-2021-31755

Tenda AC11 Router Stack Buffer Overflow Vulnerability

Tenda · AC11 Router

Date added (CISA)

2021-11-03

Remediation due

2021-11-17

Known ransomware use

Not indicated

Remediation priority

P2 — past CISA due date

Associated with

Related to

Lazarus Group (TraderTraitor cluster) / APT38 / BlueNoroff · SPECTREcampaignCorrelated cluster2026-09-16
DysphoriacampaignCorrelated cluster2026-08-24

Description

Tenda AC11 devices contain a stack buffer overflow vulnerability in /goform/setmac which allows attackers to execute code via a crafted post request.