Stack Overflow Vulnerability in TOTOLINK A3100R Router
CVE-2022-29643

7.5HIGH

Key Information:

Vendor

Totolink
Status
A3100r Firmware
Vendor
CVE Published:
18 May 2022

What is CVE-2022-29643?

The TOTOLINK A3100R router has a vulnerability that exposes it to a stack overflow issue via the macAddress parameter in the setMacQos function. When manipulated through a specially crafted POST request, this flaw allows attackers to disrupt service, leading to a Denial of Service (DoS). Users of the affected A3100R firmware versions should take precautions and update to secure their devices from potential exploitation.

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

.