Buffer Overflow Vulnerability in TP-LINK TL-WR840N Router
CVE-2022-26642

7.2HIGH

Key Information:

Vendor

Tp-link
Status
Tl-wr840n Firmware
Vendor
CVE Published:
28 March 2022

What is CVE-2022-26642?

The TP-LINK TL-WR840N(ES)_V6.20 router has been identified to have a buffer overflow vulnerability associated with the X_TP_ClonedMACAddress parameter. This flaw may allow an attacker to send specially crafted inputs that exceed the buffer's capacity, potentially resulting in arbitrary code execution or denial of service. Users of this router model should be aware of the implications of this vulnerability and consider implementing appropriate security measures to protect their network.

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References

https://github.com/Quadron-Research-Lab/Hardware-IoT/blob...
x_refsource_MISC

CVSS V3.1

Score:
7.2
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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