Buffer Overflow Vulnerability in Tenda AC21 Router
CVE-2022-40074

7.5HIGH

Key Information:

Vendor

Tenda
Status
Ac21 Firmware
Vendor
CVE Published:
19 September 2022

What is CVE-2022-40074?

The Tenda AC21 router version 16.03.08.15 has a buffer overflow vulnerability which can be triggered through the '/bin/httpd' interface, particularly via the 'setSchedWifi' function. This flaw may allow attackers to execute arbitrary code, potentially compromising the device's integrity and security.

References

https://github.com/xxy1126/Vuln/tree/main/Tenda%20AC21/3
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

.