VDB-126490 · CVE-2018-9356 · BID 104461

Google Android up to 8.1 bnep_main.c bnep_data_ind double free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.2$5k-$25k0.00

Summaryinfo

A vulnerability classified as critical was found in Google Android up to 8.1. Affected by this issue is the function bnep_data_ind of the file bnep_main.c. Executing a manipulation can lead to double free. This vulnerability is registered as CVE-2018-9356. It is possible to launch the attack remotely. No exploit is available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability has been found in Google Android up to 8.1 (Smartphone Operating System) and classified as critical. This vulnerability affects the function bnep_data_ind of the file bnep_main.c. The manipulation with an unknown input leads to a double free vulnerability. The CWE definition for the vulnerability is CWE-415. The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

In bnep_data_ind of bnep_main.c, there is a possible remote code execution due to a double free. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android Versions: Android-6.0 Android-6.0.1 Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android ID: A-74950468.

The bug was discovered 07/24/2018. The weakness was published 11/06/2018 (Website). The advisory is available at source.android.com. This vulnerability was named CVE-2018-9356 since 04/05/2018. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 04/10/2020). It is expected to see the exploit prices for this product increasing in the near future.

The vulnerability was handled as a non-public zero-day exploit for at least 105 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 104461†). Similar entries are available at VDB-119220, VDB-119221, VDB-119222 and VDB-126489. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Double free
CWE: CWE-415 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

04/05/2018 🔍
06/06/2018 +62 days 🔍
07/24/2018 +48 days 🔍
11/06/2018 +105 days 🔍
11/06/2018 +0 days 🔍
11/07/2018 +1 days 🔍
04/10/2020 +520 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: source.android.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-9356 (🔍)
GCVE (CVE): GCVE-0-2018-9356
GCVE (VulDB): GCVE-100-126490
SecurityFocus: 104461 - Google Android 'System' Component Multiple Security Vulnerabilities

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

Entryinfo

Created: 11/07/2018 08:06
Updated: 04/10/2020 11:49
Changes: 11/07/2018 08:06 (63), 04/10/2020 11:49 (4)
Complete: 🔍
Cache ID: 216:3A5:103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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