VDB-113152 · CVE-2017-13231 · BID 102976

Google Android 8.0/8.1 libmediadrm out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Google Android 8.0/8.1 and classified as critical. The affected element is an unknown function of the component libmediadrm. Executing a manipulation can lead to out-of-bounds write. This vulnerability is tracked as CVE-2017-13231. The attack is restricted to local execution. No exploit exists. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability has been found in Google Android 8.0/8.1 (Smartphone Operating System) and classified as critical. This vulnerability affects an unknown code of the component libmediadrm. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

In libmediadrm, there is an out-of-bounds write due to improper input validation. This could lead to local elevation of privileges with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: 8.0, 8.1. Android ID: A-67962232.

The bug was discovered 02/05/2018. The weakness was disclosed 02/12/2018 (Website). The advisory is shared for download at source.android.com. This vulnerability was named CVE-2017-13231 since 08/23/2017. The attack needs to be approached locally. A single authentication is needed for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $25k-$100k.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 102976†). The entries VDB-112858, VDB-112859, VDB-113149 and VDB-113151 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/23/2017 🔍
02/05/2018 +165 days 🔍
02/05/2018 +0 days 🔍
02/12/2018 +7 days 🔍
02/12/2018 +0 days 🔍
02/13/2018 +1 days 🔍
02/03/2021 +1086 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: source.android.com
Researcher: Mingjian Zhou
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-13231 (🔍)
GCVE (CVE): GCVE-0-2017-13231
GCVE (VulDB): GCVE-100-113152
SecurityFocus: 102976

scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 02/13/2018 09:18
Updated: 02/03/2021 09:01
Changes: 02/13/2018 09:18 (62), 01/04/2020 08:31 (2), 02/03/2021 09:01 (4)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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