Stack Overflow Vulnerability in Tenda W20E Router
CVE-2022-40868

9.8CRITICAL

Key Information:

Vendor
Tenda
Status
W20e Firmware
Vendor
CVE Published:
23 September 2022

Summary

A vulnerability has been identified in the Tenda W20E router's firmware version V15.11.0.6. The issue arises from a stack overflow in the function formDelDhcpRule, specifically when handling requests to /goform/delDhcpRules/. This flaw could be exploited by attackers to execute arbitrary code or disrupt the normal operation of the router, posing a risk to network integrity and security. Users of the affected Tenda product should take necessary precautions and consider updating their firmware to protect against potential exploitation.

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

.