Buffer Overflow Vulnerability in TP-LINK WR-886N Router
CVE-2021-44622

9.8CRITICAL

Key Information:

Vendor

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

What is CVE-2021-44622?

A buffer overflow vulnerability exists in the TP-LINK WR-886N router version 20190826 2.3.8, specifically in the /cloud_config/router_post/check_reg_verify_code function. This flaw can be exploited by remote attackers through specially crafted POST requests, potentially allowing them to execute arbitrary code on the affected device.

References

https://github.com/Yu3H0/IoT_CVE/tree/main/886N/chkRegVer...
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-2021-44622 : Buffer Overflow Vulnerability in TP-LINK WR-886N Router