PULSE
ES
FEED
ransomaurora reclama a Adams Warehouse & Delivery, Inc. · US · Transportationransomthegentlemen reclama a Suhai Segurana Pessoal · BR · Professional Servicesransomthegentlemen reclama a SBI Audiovisual Medinbox · ES · Healthcareransomthegentlemen reclama a Saga University · JP · Educationransomthegentlemen reclama a Netcore Unbxd · IN · Technologyransomthegentlemen reclama a REGiO Nord · DE · Otherransomthegentlemen reclama a Museum Siam · TH · Hospitalityransomthegentlemen reclama a Skin Center · US · Healthcareransomthegentlemen reclama a Thai Ha PCL KASET · TH · Agriculture and Food Productionransomthegentlemen reclama a Inovar Packaging Group · AU · Manufacturingransomthegentlemen reclama a Engineers Ireland · IE · Professional Servicesransomthegentlemen reclama a North Bridge Venture Partners · US · Financial Servicesransomthegentlemen reclama a SONGWOOI · KR · Not Foundransomthegentlemen reclama a Petroleum Telcom Communications · PK · Energy & Utilitiesransomaurora reclama a Adams Warehouse & Delivery, Inc. · US · Transportationransomthegentlemen reclama a Suhai Segurana Pessoal · BR · Professional Servicesransomthegentlemen reclama a SBI Audiovisual Medinbox · ES · Healthcareransomthegentlemen reclama a Saga University · JP · Educationransomthegentlemen reclama a Netcore Unbxd · IN · Technologyransomthegentlemen reclama a REGiO Nord · DE · Otherransomthegentlemen reclama a Museum Siam · TH · Hospitalityransomthegentlemen reclama a Skin Center · US · Healthcareransomthegentlemen reclama a Thai Ha PCL KASET · TH · Agriculture and Food Productionransomthegentlemen reclama a Inovar Packaging Group · AU · Manufacturingransomthegentlemen reclama a Engineers Ireland · IE · Professional Servicesransomthegentlemen reclama a North Bridge Venture Partners · US · Financial Servicesransomthegentlemen reclama a SONGWOOI · KR · Not Foundransomthegentlemen reclama a Petroleum Telcom Communications · PK · Energy & Utilities
← All CVEs
CVE Watch—

CVE-2021-31755

Tenda AC11 Router Stack Buffer Overflow Vulnerability

CVSS

—

No CVSS

EPSS

86.5%

p100

KEV

YES

Nov 3, 2021

Exploit Today

80

0-100

Published: — · Last modified: —

EPSS · 30d
86.5%EPSS · 30 days86.9%
2026-09-172026-10-15
KEV catalog record

Product

Tenda / AC11 Router

Vulnerability

Tenda AC11 Router Stack Buffer Overflow Vulnerability

Added to KEV

Nov 3, 2021

Remediate by

Nov 17, 2021

Known ransomware use

No

Summary description

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

Required action

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2021-31755

Related CVEs

No related CVEs by CWE or product.