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CVE-2021-21955

7.5 · HIGH
Published Dec 9, 2021 anker CWE-334 EPSS 0.98% (60th pctl)

Overview

CVE-2021-21955 is a high-severity vulnerability affecting anker eufy_homebase_2_firmware. It was published on December 9, 2021 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

An authentication bypass vulnerability exists in the get_aes_key_info_by_packetid() function of the home_security binary of Anker Eufy Homebase 2 2.1.6.9h. Generic network sniffing can lead to password recovery. An attacker can sniff network traffic to trigger this vulnerability.

Remediation

Check the references section for vendor advisories and patches from anker. Update eufy_homebase_2_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-2021-21955?

CVE-2021-21955 is a high-severity vulnerability affecting anker eufy_homebase_2_firmware. It was published on December 9, 2021 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2021-21955?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2021-21955?

Check the references section for vendor advisories and patches from anker. Update eufy_homebase_2_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-2021-21955?

CyberStrike's AI-powered security agents can automatically detect CVE-2021-21955 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.