VDB-101409 · CVE-2015-8995 · BID 97329

Google Android TrustZone integer overflow

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 rated as critical. Affected by this vulnerability is an unknown functionality of the component TrustZone. Performing a manipulation results in integer overflow. This vulnerability is cataloged as CVE-2015-8995. The attack must be initiated from a local position. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Google Android (Smartphone Operating System) (version unknown). It has been classified as critical. This affects an unknown function of the component TrustZone. The manipulation with an unknown input leads to a integer overflow vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

In TrustZone an integer overflow vulnerability can potentially occur in all Android releases from CAF using the Linux kernel.

The bug was discovered 04/01/2017. The weakness was shared 05/16/2017 (Website). The advisory is shared at source.android.com. This vulnerability is uniquely identified as CVE-2015-8995 since 03/01/2017. 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. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 12/24/2020). It is expected to see the exploit prices for this product increasing in the near future.

The vulnerability was handled as a non-public zero-day exploit for at least 45 days. During that time the estimated underground price was around $25k-$100k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 97329†). The entries VDB-99354, VDB-99375, VDB-99376 and VDB-99383 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: 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

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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: 🔍

0-Day Time: 🔍

Timelineinfo

03/01/2017 🔍
04/01/2017 +31 days 🔍
04/03/2017 +2 days 🔍
05/16/2017 +43 days 🔍
05/16/2017 +0 days 🔍
05/17/2017 +1 days 🔍
12/24/2020 +1317 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: source.android.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-8995 (🔍)
GCVE (CVE): GCVE-0-2015-8995
GCVE (VulDB): GCVE-100-101409
SecurityFocus: 97329 - Google Android Qualcomm components Multiple Unspecified Security Vulnerabilities
OSVDB: - CVE-2015-8995 - Google - Android - High
SecurityTracker: 1038201

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

Entryinfo

Created: 05/17/2017 07:58
Updated: 12/24/2020 14:32
Changes: 05/17/2017 07:58 (66), 12/24/2020 14:32 (2)
Complete: 🔍
Cache ID: 216:311:103

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

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