Buffer Overflow Vulnerability in TP-LINK Router Firmware
CVE-2021-44632

9.8CRITICAL

Key Information:

Vendor

Tp-link
Status
Tl-wr886n Firmware
Vendor
CVE Published:
10 March 2022

What is CVE-2021-44632?

A buffer overflow vulnerability in the TP-LINK WR-886N router's firmware version 20190826 2.3.8 is present in the /cloud_config/router_post/upgrade_info feature. This vulnerability enables attackers to send specially crafted post requests that may lead to arbitrary code execution on the device, potentially compromising the system's integrity and functionality.

References

https://github.com/Yu3H0/IoT_CVE/tree/main/886N/upgradeIn...
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

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CVE-2021-44632 : Buffer Overflow Vulnerability in TP-LINK Router Firmware