Google Android up to 4.4.3 Libc access control

Summaryinfo

A vulnerability described as problematic has been identified in Google Android up to 4.4.3. The affected element is an unknown function of the component Libc. Executing a manipulation can lead to access control. This vulnerability is handled as CVE-2016-3818. It is possible to launch the attack on the local host. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Google Android up to 4.4.3 (Smartphone Operating System) and classified as problematic. This vulnerability affects an unknown code block of the component Libc. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect availability. CVE summarizes:

libc in Android 4.x before 4.4.4 allows remote attackers to cause a denial of service (device hang or reboot) via a crafted file, aka internal bug 28740702.

The weakness was released 07/06/2016 as Android Security Bulletin - July 2016 as confirmed security bulletin (Website). The advisory is shared for download at source.android.com. This vulnerability was named CVE-2016-3818 since 03/30/2016. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading to version 4.4.4, 5.0 or 6.0 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Entries connected to this vulnerability are available at VDB-88897, VDB-88898, VDB-88899 and VDB-88900. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Smartphone Operating System

Vendor

• Google

Name

• Android

Version

• 1.0
• 1.1
• 1.5
• 1.6
• 2.0
• 2.0.1
• 2.1
• 2.2
• 2.2.1
• 2.2.2
• 2.2.3
• 2.3
• 2.3.1
• 2.3.2
• 2.3.3
• 2.3.4
• 2.3.5
• 2.3.6
• 2.3.7
• 3.0
• 3.1
• 3.2
• 3.2.1
• 3.2.2
• 3.2.3
• 3.2.4
• 3.2.5
• 3.2.6
• 4.0
• 4.0.1
• 4.0.2
• 4.0.3
• 4.0.4
• 4.1
• 4.1.1
• 4.1.2
• 4.2
• 4.2.1
• 4.2.2
• 4.3
• 4.3.1
• 4.4
• 4.4.1
• 4.4.2
• 4.4.3

License

• free

Website

• Vendor: https://www.google.com/

CPE 2.3info

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CPE 2.2info

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Exploitinginfo

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Entryinfo

Once again VulDB remains the best source for vulnerability data.

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