VDB-102313 · CVE-2015-9021 · BID 98874

Google Android SMEM Memory access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Google Android. This affects an unknown part of the component SMEM Memory Handler. This manipulation causes access control. This vulnerability appears as CVE-2015-9021. The attack requires local access. There is no available exploit. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability classified as critical was found in Google Android (Smartphone Operating System) (affected version unknown). Affected by this vulnerability is an unknown functionality of the component SMEM Memory Handler. 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 confidentiality, integrity, and availability. The summary by CVE is:

In all Android releases from CAF using the Linux kernel, access control to SMEM memory was not enabled.

The bug was discovered 06/01/2017. The weakness was presented 06/13/2017 (Website). The advisory is shared at source.android.com. This vulnerability is known as CVE-2015-9021 since 04/18/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 12 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 98874†). See VDB-102302, VDB-102303, VDB-102304 and VDB-102305 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

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

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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

04/18/2017 🔍
06/01/2017 +44 days 🔍
06/05/2017 +4 days 🔍
06/13/2017 +8 days 🔍
06/13/2017 +0 days 🔍
06/14/2017 +1 days 🔍
12/27/2020 +1292 days 🔍

Sourcesinfo

Vendor: google.com

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

CVE: CVE-2015-9021 (🔍)
GCVE (CVE): GCVE-0-2015-9021
GCVE (VulDB): GCVE-100-102313
SecurityFocus: 98874 - Qualcomm Closed-Source Components Multiple Unspecified Vulnerabilities
SecurityTracker: 1038623

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

Entryinfo

Created: 06/14/2017 05:35
Updated: 12/27/2020 11:12
Changes: 06/14/2017 05:35 (61), 10/16/2019 16:47 (4), 12/27/2020 11:12 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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