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CVE-2021-44864

6.5 · MEDIUM
Published Feb 8, 2022 tp-link CWE-120 EPSS 10.19% (95th pctl)

Overview

CVE-2021-44864 is a medium-severity vulnerability affecting tp-link wn886n_firmware. It was published on February 8, 2022 and has a CVSS 3.1 base score of 6.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical Description

TP-Link WR886N 3.0 1.0.1 Build 150127 Rel.34123n is vulnerable to Buffer Overflow. Authenticated attackers can crash router httpd services via /userRpm/PingIframeRpm.htm request which contains redundant & in parameter.

Remediation

Check the references section for vendor advisories and patches from tp-link. Update wn886n_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status

Frequently Asked Questions

What is CVE-2021-44864?

CVE-2021-44864 is a medium-severity vulnerability affecting tp-link wn886n_firmware. It was published on February 8, 2022 and has a CVSS 3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2021-44864?

This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-44864?

Check the references section for vendor advisories and patches from tp-link. Update wn886n_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-44864?

CyberStrike's AI-powered security agents can automatically detect CVE-2021-44864 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.