CVE-2021-31755

Published May 7, 2021 CVSS 3.1 · 9.8 Critical EPSS 86.5% KEV · Listed
Description
An issue was discovered on Tenda AC11 devices with firmware through 02.03.01.104_CN. A stack buffer overflow vulnerability in /goform/setmac allows attackers to execute arbitrary code on the system via a crafted post request.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics kev

{'dateAdded': '2021-11-03'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Oct 21, 2025, 11:25 PM
Reserved
Apr 23, 2021, 12:00 AM
Status
Analyzed
Published
May 7, 2021, 11:15 PM
Modified
Jun 17, 2026, 3:52 AM