Huawei Mate 9/Mate 9 Pro Trusted Execution Environment Application use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Huawei Mate 9 and Mate 9 Pro. This vulnerability affects unknown code of the component Trusted Execution Environment. Executing a manipulation as part of Application can lead to use after free. This vulnerability is tracked as CVE-2017-8142. The attack is restricted to local execution. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical was found in Huawei Mate 9 and Mate 9 Pro (Smartphone Operating System) (the affected version unknown). This vulnerability affects an unknown part of the component Trusted Execution Environment. The manipulation as part of a Application leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The Trusted Execution Environment (TEE) module driver of Mate 9 and Mate 9 Pro smart phones with software versions earlier than MHA-AL00BC00B221 and versions earlier than LON-AL00BC00B221 has a use after free (UAF) vulnerability. An attacker tricks a user into installing a malicious application, and the application can start multiple threads and try to create and free specific memory, which could triggers access memory after free it and causes a system crash or arbitrary code execution.

The bug was discovered 06/15/2017. The weakness was disclosed 11/22/2017 (Website). The advisory is available at huawei.com. This vulnerability was named CVE-2017-8142 since 04/25/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available.

The vulnerability was handled as a non-public zero-day exploit for at least 160 days. During that time the estimated underground price was around $5k-$25k.

Upgrading eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
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

04/25/2017 🔍
06/15/2017 +51 days 🔍
11/22/2017 +160 days 🔍
11/22/2017 +0 days 🔍
11/23/2017 +1 days 🔍
01/11/2023 +1875 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: sa-20170615-01
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-8142 (🔍)
GCVE (CVE): GCVE-0-2017-8142
GCVE (VulDB): GCVE-100-109882

Entryinfo

Created: 11/23/2017 16:05
Updated: 01/11/2023 15:36
Changes: 11/23/2017 16:05 (59), 12/10/2019 08:18 (2), 01/11/2023 15:36 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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