AndroidOperating system · Samsung

CVE-2023-30727

HIGH · 7.5 CVSS v3.1 Published 2023-10-04
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
84/100
Remediation priority · High
Remotely reachable No privileges Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
Improper access control vulnerability in SecSettings prior to SMR Oct-2023 Release 1 allows attackers to enable Wi-Fi and connect arbitrary Wi-Fi without User Interaction.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · high confidence

Samsung SecSettings application prior to SMR Oct-2023 Release 1 contains an improper access control vulnerability that allows an attacker to enable Wi-Fi and connect to arbitrary Wi-Fi networks without any user interaction. This could enable a malicious actor to force a device to join a compromised network.

MitigationApply the Samsung SMR Oct-2023 Release 1 or later update which contains the fix for this improper access control vulnerability in SecSettings.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
AndroidOperating system
Affected:= 11.0= 12.0= 13.0

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Check Android OS version
    Go to Settings > About Phone > Android version and verify the installed OS version
    Affected if The device is running Android 11.0, 12.0, or 13.0 (any variant of these major versions)
  2. Verify SecSettings application exists
    Check if the Samsung SecSettings app is installed on the device by navigating to Settings > Apps and searching for 'SecSettings' or 'SecSettings.apk' in the app list
    Affected if The SecSettings application is present on the device
  3. Check SecSettings app version
    In Settings > Apps > SecSettings, view the app info to determine its version number and compare against the October 2023 SMR release
    Affected if The SecSettings version is earlier than the SMR Oct-2023 Release 1 update or the version cannot be determined to be patched
  4. Verify the vulnerable Wi-Fi setting is accessible
    Attempt to access the specific SecSettings Wi-Fi control feature referenced in the CVE - the component that allows Wi-Fi enabling without user consent
    Affected if The SecSettings app exposes a Wi-Fi toggle or connection feature that can be triggered without user interaction or authentication

A device is affected if it runs Android 11.0, 12.0, or 13.0 AND has the Samsung SecSettings app installed with a version predating the October 2023 security patch.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

dbcve · scoped
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Apply the Samsung SMR Oct-2023 Release 1 or later update which contains the fix for this improper access control vulnerability in SecSettings.

Recommended fix High confidence

SMR Oct-2023 Release 1

  1. Check the current Android security patch level on the Samsung device via Settings > About Phone > Software Information > Security patch level
  2. Verify if the device has received SMR Oct-2023 Release 1 (October 2023 security patch) or later
  3. If the device is on an older security patch level, navigate to Settings > Software Update > Download and Install to apply the latest Samsung security update
  4. After updating, confirm the security patch level shows October 2023 or later

Generated from the published advisory — verify against the referenced sources before acting.

Fix this in Android Scoped from the published advisory
  • Consultation2.0 h
  • Implementation1.0 h
  • Testing3.0 h
  • Review / QA2.0 h
8.0 hours of engineering $1,390
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2023-30727 in production — separate from our analysis above.

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data