CVE-2024-20837
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 · uneditedImproper handling of granting permission for Trusted Web Activities in Samsung Internet prior to version 24.0.0.41 allows local attackers to grant permission to their own TWA WebApps 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 confidenceThis vulnerability in Samsung Internet browser prior to version 24.0.0.41 allows local attackers to improperly grant permissions to their own Trusted Web Activities (TWA) WebApps without requiring user interaction. The issue stems from improper handling of the permission granting mechanism for TWA, which is a feature that allows launching web apps from Android applications.
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< 24.0.0.41CVSS 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
- Local
- Complexity
- Low
- Privileges
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
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 checksWork through these to decide whether this CVE applies to you.
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Identify Samsung Internet browser installationCheck device settings: Go to Settings > Apps > Samsung Internet, or use adb shell pm list packages | grep samsung.internet to list installed packagesAffected if Samsung Internet browser is installed on the device
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Retrieve installed Samsung Internet versionAccess Samsung Internet app info via Settings > Apps > Samsung Internet > App info, or use adb shell dumpsys package samsung.internet | grep versionName to retrieve the exact version numberAffected if Version shown is less than 24.0.0.41 (for example, 24.0.0.40, 23.0.x.x, or earlier)
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Determine if Trusted Web Activities (TWA) are in useReview installed Android applications for any that utilize TWA functionality with Samsung Internet as the browser engine, or check application configurations for TWA intent handlersAffected if Any custom applications or WebApps are configured to use TWA powered by Samsung Internet
The environment is affected if Samsung Internet browser version is below 24.0.0.41 AND any Trusted Web Activities (TWA) WebApps are configured to use the Samsung Internet browser engine.
Generated from the published advisory. Verify against your own configuration.
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 · scoped24.0.0.41
Update Samsung Internet browser to version 24.0.0.41 or later to receive the vendor patch. Organizations should ensure mobile devices are running the patched version.
24.0.0.41
- Open the Galaxy Store or Google Play Store on your Samsung device
- Search for 'Samsung Internet'
- Tap 'Update' to install version 24.0.0.41 or later
- Verify the update was successful by checking the app version in Settings > Apps > Samsung Internet
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation2.0 h
- Testing2.0 h
- Review / QA1.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2024-20837 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2024-20837 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- 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