Stack Overflow Vulnerability in TOTOLINK A3100R Router
CVE-2022-29642

7.5HIGH

Key Information:

Vendor
Totolink
Status
A3100r Firmware
Vendor
CVE Published:
18 May 2022

Summary

The TOTOLINK A3100R router versions V4.1.2cu.5050_B20200504 and V4.1.2cu.5247_B20211129 are vulnerable to a stack overflow issue due to improper handling of the URL parameter in the setUrlFilterRules function. This flaw may allow a remote attacker to execute a specially crafted POST request, resulting in a Denial of Service (DoS) condition, impacting the availability of the router and connected devices.

References

https://github.com/shijin0925/IOT/blob/master/TOTOLINK%20...
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

.