VDB-109527 · CVE-2017-11015 · BID 101774

Google Android Linux Kernel access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Google Android. It has been classified as critical. Affected by this vulnerability is an unknown functionality of the component Linux Kernel. Performing a manipulation results in access control. This vulnerability is reported as CVE-2017-11015. The attack requires a local approach. No exploit exists. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in Google Android (Smartphone Operating System) (unknown version). It has been classified as critical. This affects an unknown code block of the component Linux Kernel. 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:

In android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, currently, the value of SIR_MAC_AUTH_CHALLENGE_LENGTH is set to 128 which may result in buffer overflow since the frame parser allows challenge text of length up to 253 bytes, but the driver can not handle challenge text larger than 128 bytes.

The bug was discovered 11/08/2017. The weakness was disclosed 11/16/2017 by Wish Wu with Ant-financial Light-Year Security Lab (Website). It is possible to read the advisory at source.android.com. This vulnerability is uniquely identified as CVE-2017-11015 since 07/07/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 12/07/2019). 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 8 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 101774†). The entries VDB-109408, VDB-109485, VDB-109486 and VDB-109487 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

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: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/07/2017 🔍
11/06/2017 +122 days 🔍
11/08/2017 +2 days 🔍
11/16/2017 +8 days 🔍
11/16/2017 +0 days 🔍
11/17/2017 +1 days 🔍
12/07/2019 +750 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: source.android.com
Researcher: Wish Wu
Organization: Ant-financial Light-Year Security Lab
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-11015 (🔍)
GCVE (CVE): GCVE-0-2017-11015
GCVE (VulDB): GCVE-100-109527
SecurityFocus: 101774 - Google Android Qualcomm Components Multiple Security Vulnerabilities

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

Entryinfo

Created: 11/17/2017 08:06
Updated: 12/07/2019 15:10
Changes: 11/17/2017 08:06 (61), 12/07/2019 15:10 (6)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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