VDB-97707 · CVE-2017-0528 · BID 96807

Google Android Kernel Security Subsystem access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.5$5k-$25k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Google Android. Impacted is an unknown function of the component Kernel Security Subsystem. Performing a manipulation results in access control. This vulnerability is reported as CVE-2017-0528. The attack requires a local approach. No exploit exists.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Google Android (Smartphone Operating System) (affected version unknown). This affects an unknown functionality of the component Kernel Security Subsystem. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An elevation of privilege vulnerability in the kernel security subsystem could enable a local malicious application to to execute code in the context of a privileged process. This issue is rated as High because it is a general bypass for a kernel level defense in depth or exploit mitigation technology. Product: Android. Versions: Kernel-3.18. Android ID: A-33351919.

The bug was discovered 03/06/2017. The weakness was disclosed 03/08/2017 by Matt (Website). It is possible to read the advisory at source.android.com. This vulnerability is uniquely identified as CVE-2017-0528 since 11/29/2016. Attacking locally is a requirement. The successful exploitation needs a authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 09/05/2020). It is expected to see the exploit prices for this product increasing in the near future.The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $25k-$100k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 96807†). The entries VDB-94929, VDB-94930, VDB-94931 and VDB-94932 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

NVD Base Score: 7.8
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: Access control
CWE: CWE-264
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/29/2016 🔍
03/06/2017 +97 days 🔍
03/07/2017 +1 days 🔍
03/07/2017 +0 days 🔍
03/08/2017 +1 days 🔍
03/08/2017 +0 days 🔍
09/05/2020 +1277 days 🔍

Sourcesinfo

Vendor: google.com

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

CVE: CVE-2017-0528 (🔍)
GCVE (CVE): GCVE-0-2017-0528
GCVE (VulDB): GCVE-100-97707
SecurityFocus: 96807 - Google Nexus Kernel Security Subsystem CVE-2017-0528 Privilege Escalation Vulnerability
OSVDB: - CVE-2017-0528 - Linux - Kernel - Privilege Escalation Issue

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

Entryinfo

Created: 03/08/2017 13:23
Updated: 09/05/2020 14:22
Changes: 03/08/2017 13:23 (60), 09/05/2020 14:22 (6)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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