Google Android up to 5.1.1 LMY49C/6.0 Kernel access control

CVSS Meta Temp Score
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CTI Interest Score
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9.6$5k-$25k0.00

Summaryinfo

A vulnerability was found in Google Android up to 5.1.1 LMY49C/6.0. It has been declared as critical. This impacts an unknown function of the component Kernel. The manipulation results in access control. This vulnerability is known as CVE-2015-6642. It is possible to launch the attack remotely. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as very critical has been found in Google Android up to 5.1.1 LMY49C/6.0 (Smartphone Operating System). Affected is some unknown processing of the component 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. CVE summarizes:

The kernel in Android before 5.1.1 LMY49F and 6.0 before 2016-01-01 allows attackers to obtain sensitive information, and consequently bypass an unspecified protection mechanism, via unknown vectors, as demonstrated by obtaining Signature or SignatureOrSystem access, aka internal bug 24157888.

The weakness was published 01/06/2016 by Jann Horn as 24157888 as confirmed bug report (Website). The advisory is shared for download at source.android.com. This vulnerability is traded as CVE-2015-6642 since 08/21/2015. The exploitability is told to be difficult. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD (estimation calculated on 07/02/2022). It is expected to see the exploit prices for this product increasing in the near future.The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading to version 5.1.1 LMY49F or 6.0 2016-01-01 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 79841†) and Vulnerability Center (SBV-55722†). Similar entries are available at VDB-80093, VDB-80094, VDB-80095 and VDB-80096. Once again VulDB remains the best source for vulnerability data.

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: 9.8
VulDB Meta Temp Score: 9.6

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
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: Access control
CWE: CWE-264
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Android 5.1.1 LMY49F/6.0 2016-01-01

Timelineinfo

08/21/2015 🔍
01/01/2016 +133 days 🔍
01/04/2016 +3 days 🔍
01/06/2016 +2 days 🔍
01/06/2016 +0 days 🔍
01/06/2016 +0 days 🔍
01/07/2016 +1 days 🔍
01/17/2016 +10 days 🔍
07/02/2022 +2358 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: 24157888
Researcher: Jann Horn
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-6642 (🔍)
GCVE (CVE): GCVE-0-2015-6642
GCVE (VulDB): GCVE-100-80100
SecurityFocus: 79841 - Google Android Kernel CVE-2015-6642 Remote Privilege Escalation Vulnerability
SecurityTracker: 1034592
Vulnerability Center: 55722 - Google Android Kernel Remote Information Disclosure and Restrictions Bypass, High

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

Entryinfo

Created: 01/07/2016 09:44
Updated: 07/02/2022 14:16
Changes: 01/07/2016 09:44 (64), 07/05/2018 08:55 (11), 07/02/2022 14:16 (3)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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