Arbitrary activity launch via unchecked Intent
Published Dec 3, 2024 · Updated Dec 3, 2024
Improper response handling in Samsung Gaming Hub before 6.1.04.6 in Korea or 7.1.03.7 globally allows remote attackers to launch arbitrary activities. A WebView response supplies an attacker-controlled Intent to startActivity(Intent) without sufficient verification, causing Gaming Hub to open any exported Android activity. Exploitation requires a user to tap a malicious link; alone, the flaw runs exported activities in the user's context, while the published attack chain uses additional flaws to install an application.
Summary
What happened
Improper response handling in Samsung Gaming Hub before 6.1.04.6 in Korea or 7.1.03.7 globally allows remote attackers to launch arbitrary activities. A WebView response supplies an attacker-controlled Intent to startActivity(Intent) without sufficient verification, causing Gaming Hub to open any exported Android activity. Exploitation requires a user to tap a malicious link; alone, the flaw runs exported activities in the user's context, while the published attack chain uses additional flaws to install an application.
The record
- CVE
- CVE-2024-49420
- Published
- Dec 3, 2024
- Updated
- Dec 3, 2024
- Vendor
- Samsung Electronics Co., Ltd.
- Product
- Samsung Mobile Gaming Hub
- Classifications
- T1204.001
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Dec 3, 2024CVE publishedPublication date reported by the CVE source.
- Dec 3, 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?
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What conditions does exploitation require?
What is affected?
Published CVSS scores
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.
Weakness, pattern, technique
Public exploit references
- Samsung Galaxy S24 exploit-chain white paperproof of concept · demonstrated
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Reported exploitation
Technologies
Your stack
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Your stack
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