VDB-92369 · CVE-2016-3935 · BID 93327

Google Android Qualcomm Crypto Engine Driver integer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.6$5k-$25k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Google Android. This affects an unknown part of the component Qualcomm Crypto Engine Driver. The manipulation leads to integer overflow. This vulnerability is traded as CVE-2016-3935. An attack has to be approached locally. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Google Android (Smartphone Operating System) (the affected version is unknown). This issue affects an unknown code of the component Qualcomm Crypto Engine Driver. The manipulation with an unknown input leads to a integer overflow vulnerability. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is confidentiality, integrity, and availability.

The weakness was shared 10/05/2016 by Seven Shen with Trend Micro as Android Security Bulletin - October 2016 as confirmed security bulletin (Website). The advisory is shared at source.android.com. The identification of this vulnerability is CVE-2016-3935 since 03/30/2016. An attack has to be approached locally. A simple authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 09/22/2022). It is expected to see the exploit prices for this product increasing in the near future.

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 93327†). The entries VDB-83735, VDB-90675, VDB-90618 and VDB-90676 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
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: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: source.codeaurora.org

Timelineinfo

03/30/2016 🔍
10/03/2016 +187 days 🔍
10/05/2016 +2 days 🔍
10/05/2016 +0 days 🔍
10/05/2016 +0 days 🔍
10/10/2016 +5 days 🔍
09/22/2022 +2173 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: Android Security Bulletin - October 2016
Researcher: Seven Shen
Organization: Trend Micro
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-3935 (🔍)
GCVE (CVE): GCVE-0-2016-3935
GCVE (VulDB): GCVE-100-92369
SecurityFocus: 93327 - Linux Kernel Multiple Privilege Escalation Vulnerabilities

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

Entryinfo

Created: 10/05/2016 10:44
Updated: 09/22/2022 09:42
Changes: 10/05/2016 10:44 (54), 05/01/2019 17:07 (15), 09/22/2022 09:42 (5)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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