Buffer Overflow Vulnerability in Tenda AC21 Router
CVE-2022-40068

7.5HIGH

Key Information:

Vendor

Tenda
Status
Ac21 Firmware
Vendor
CVE Published:
19 September 2022

What is CVE-2022-40068?

The Tenda AC21 router version V16.03.08.15 contains a buffer overflow vulnerability that can be exploited through the /bin/httpd component, specifically within the function formSetQosBand. This vulnerability could allow attackers to execute arbitrary code, potentially leading to unauthorized access or control of the device.

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References

https://github.com/xxy1126/Vuln/tree/main/Tenda%20AC21/10
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

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