Google Android up to 5.1.0 Blob Class keystore/keystore.cpp numeric error

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.5$5k-$25k0.00

Summaryinfo

A vulnerability has been found in Google Android up to 5.1.0 and classified as critical. This affects an unknown part of the file keystore/keystore.cpp of the component Blob Class. The manipulation leads to numeric error. This vulnerability is traded as CVE-2015-3863. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Google Android up to 5.1.0 (Smartphone Operating System) and classified as very critical. This issue affects an unknown part of the file keystore/keystore.cpp of the component Blob Class. The manipulation with an unknown input leads to a numeric error vulnerability. Using CWE to declare the problem leads to CWE-189. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Multiple integer overflows in the Blob class in keystore/keystore.cpp in Keystore in Android before 5.1.1 LMY48M allow attackers to execute arbitrary code and read arbitrary Keystore keys via an application that uses a crafted blob in an insert operation, aka internal bug 22802399.

The weakness was shared 10/01/2015 as 22802399 (Website). It is possible to read the advisory at groups.google.com. The identification of this vulnerability is CVE-2015-3863 since 05/12/2015. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 01/12/2018). It is expected to see the exploit prices for this product increasing in the near future.

Upgrading to version 5.1.1 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The entries VDB-78161, VDB-78174, VDB-78175 and VDB-78176 are related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
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

Timelineinfo

04/21/2015 🔍
05/12/2015 +21 days 🔍
09/30/2015 +141 days 🔍
10/01/2015 +1 days 🔍
10/01/2015 +0 days 🔍
01/12/2018 +834 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: 22802399
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-3863 (🔍)
GCVE (CVE): GCVE-0-2015-3863
GCVE (VulDB): GCVE-100-78179
scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 10/01/2015 15:11
Updated: 01/12/2018 09:16
Changes: 10/01/2015 15:11 (54), 01/12/2018 09:16 (2)
Complete: 🔍
Cache ID: 216::103

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

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