Google Android up to 5.1.0 media/libmedia/IHDCP.cpp BnHDCP::onTransact 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

A vulnerability, which was classified as very critical, has been found in Google Android up to 5.1.0 (Smartphone Operating System). This issue affects the function BnHDCP::onTransact in the library media/libmedia/IHDCP.cpp of the file media/libmedia/IHDCP.cpp. 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 BnHDCP::onTransact function in media/libmedia/IHDCP.cpp in libstagefright in Android before 5.1.1 LMY48I allow attackers to execute arbitrary code via a crafted application that uses HDCP encryption, leading to a heap-based buffer overflow, aka internal bug 20222489.

The weakness was disclosed 10/01/2015 as 20222489 (Website). It is possible to read the advisory at groups.google.com. The identification of this vulnerability is CVE-2015-3834 since 05/12/2015. The exploitation is known to be difficult. 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 02/04/2018). 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 78162, 78163, 78164 and 78165 are pretty similar.

Productinfo

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Vendor

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Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
ATT&CK: Unknown

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 🔍
09/30/2015 +0 days 🔍
10/01/2015 +1 days 🔍
10/01/2015 +0 days 🔍
10/08/2015 +7 days 🔍
02/04/2018 +850 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: 20222489
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-3834 (🔍)
Vulnerability Center: 53303 - Google Android before 5.1.1 LMY48I Remote Code Execution due to Integer Overflow in libstagefright - CVE-2015-3834, Critical

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

Entryinfo

Created: 10/01/2015 15:10
Updated: 02/04/2018 10:16
Changes: 10/01/2015 15:10 (55), 02/04/2018 10:16 (8)
Complete: 🔍

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