National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-8764 Detail

Current Description

The TrustZone driver in Huawei P9 phones with software Versions earlier than EVA-AL10C00B352 and P9 Lite with software VNS-L21C185B130 and earlier versions and P8 Lite with software ALE-L02C636B150 and earlier versions has an input validation vulnerability, which allows attackers to read and write user-mode memory data anywhere in the TrustZone driver.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 6.4 MEDIUM
Vector: AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 0.5


Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): High
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 4.1 MEDIUM
Vector: (AV:L/AC:M/Au:S/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 2.7


Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (AU): Single
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20161123-01-smartphone-en Vendor Advisory
http://www.securityfocus.com/bid/94509 Third Party Advisory VDB Entry

Technical Details

Vulnerability Type (View All)

  • Improper Input Validation (CWE-20)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:huawei:p9_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:huawei:p9:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:o:huawei:p9_lite_firmware:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
vns-l21c185b130
Running on/with
 cpe:2.3:h:huawei:p9_lite:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 3 ( hide )
 cpe:2.3:o:huawei:p8_lite_firmware:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
ale-l02c636b150
Running on/with
 cpe:2.3:h:huawei:p8_lite:-:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-8764
NVD Published Date:
04/02/2017
NVD Last Modified:
04/07/2017