CVE-2024-20866

Physical activation bypass via unnecessary internet access

Published May 7, 2024 · Updated Aug 1, 2024

Authentication bypass in Samsung Mobile Devices on Android 12 and 13 allows physically proximate attackers to skip device activation. The vulnerable Setupwizard exposes unnecessary internet access during activation, but Samsung has not disclosed the exact bypass request or code path. Physical access and user interaction are required, and the reported consequence is limited to skipping activation.

CVSS severity5.7
Medium
EPSS probability0.28%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Authentication bypass in Samsung Mobile Devices on Android 12 and 13 allows physically proximate attackers to skip device activation. The vulnerable Setupwizard exposes unnecessary internet access during activation, but Samsung has not disclosed the exact bypass request or code path. Physical access and user interaction are required, and the reported consequence is limited to skipping activation.

The record

CVE
CVE-2024-20866
Published
May 7, 2024
Updated
Aug 1, 2024
Vendor
Samsung Electronics
Product
Android
Classifications
CWE-285
Attack vector
physical
Privileges
Unavailable

Timeline

How it unfolded

  1. May 7, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 1, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected versions are unavailable in this record. Check the vendor advisory for version and patch details.

What conditions does exploitation require?

Attack vectorphysical
Required privilegesUnavailable in this record.

What is affected?

Samsung Electronics · AndroidAffected versions are unavailable in this record.
Samsung Electronics Co., Ltd. · Samsung Mobile DevicesAffected versions are unavailable in this record.

Published CVSS scores

6.6NIST National Vulnerability DatabaseCVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
5.7Samsung MobileCVSS:3.1/AV:P/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorphysical
PrivilegesUnavailable
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-285Improper Authorization

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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