Stack Buffer Overflow Vulnerability in Tenda AC11 Devices
CVE-2021-31757

9.8CRITICAL

Key Information:

Vendor

Tenda
Status
Ac11 Firmware
Vendor
CVE Published:
7 May 2021

What is CVE-2021-31757?

Tenda AC11 devices are susceptible to a stack buffer overflow vulnerability in the /goform/setVLAN handler. An attacker can exploit this flaw by sending a specially crafted POST request, potentially allowing them to execute arbitrary code on the affected system. This vulnerability raises significant security concerns, as it may permit unauthorized control over the device.

References

https://github.com/Yu3H0/IoT_CVE/tree/main/Tenda/CVE_4
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.