What’s Vulnerable › Vulnerabilities

CVE-2023-39841

• Severity: medium (CVSS 4.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-08-15 · updated 2026-06-17
• Weakness: CWE-311

Description

Missing encryption in the RFID tag of Etekcity 3-in-1 Smart Door Lock v1.0 allows attackers to create a cloned tag via brief physical proximity to the original device.

Affected products

• Etekcity 3-In-1 Smart Door Lock Firmware: 1.0

References

• https://ashallen.net/smart-security-device-rfid-vulnerability-disclosure
• https://ashallen.net/smart-security-device-rfid-vulnerability-disclosure

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