Buffer Overflow Vulnerability in Tenda AC21 Router by Tenda
CVE-2022-40075

7.5HIGH

Key Information:

Vendor

Tenda
Status
Ac21 Firmware
Vendor
CVE Published:
19 September 2022

What is CVE-2022-40075?

The Tenda AC21 Router, specifically version 16.03.08.15, is susceptible to a buffer overflow vulnerability through the HTTP daemon at the endpoint /bin/httpd, particularly when executing the form_fast_setting_wifi_set function. This issue may allow an attacker to execute arbitrary code on the device, leading to potential unauthorized access and control.

References

https://github.com/xxy1126/Vuln/tree/main/Tenda%20AC21/1
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.