CVE-2021-31755β€”Tenda AC11 Router Stack Buffer Overflow Vulnerability

PUBLISHEDvulnerability record
2021-11-03 Β· last modified June 21, 2025

Metadata

CVE ID:
CVE-2021-31755
Project:
Tenda
Product:
AC11 Router
Date Added:
2021-11-03
Due Date:
2021-11-17
Last Updated:
June 21, 2025

Vulnerability Name

Tenda AC11 Router Stack Buffer Overflow Vulnerability

Description

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

Known To Be Used in Ransomware Campaigns?

Ransomware Status:
Unknown

Action

Apply updates per vendor instructions.

Additional Notes

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

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