Stack Overflow Vulnerability in Tenda W20E Router Firmware
CVE-2022-40866

9.8CRITICAL

Key Information:

Vendor

Tenda
Status
W20e Firmware
Vendor
CVE Published:
23 September 2022

What is CVE-2022-40866?

The Tenda W20E router firmware version 15.11.0.6 contains a stack overflow vulnerability in the function formSetDebugCfg, specifically triggered by the /goform/setDebugCfg/ request. This flaw could allow an attacker to potentially execute arbitrary code or cause the device to crash, impacting the overall security of the network. Users are advised to review their router's configuration and apply any security-related updates to mitigate associated risks.

References

https://github.com/CPSeek/Router-vuls/blob/main/Tenda/W20...
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

.