Huawei Mate 10 up to 8.1.0 Mediaserver Application use after free

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Huawei Mate 10 up to 8.1.0. Affected by this vulnerability is an unknown functionality of the component Mediaserver. Executing a manipulation as part of Application can lead to use after free. This vulnerability is tracked as CVE-2018-7993. The attack can be launched remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Huawei Mate 10 up to 8.1.0 (Smartphone Operating System). It has been declared as critical. This vulnerability affects an unknown functionality of the component Mediaserver. 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:

HUAWEI Mate 10 smartphones with versions earlier than ALP-AL00 8.1.0.311 have a use after free vulnerability on mediaserver component. An attacker tricks the user install a malicious application, which make the software to reference memory after it has been freed. Successful exploit could cause execution of arbitrary code.

The bug was discovered 07/05/2018. The weakness was disclosed 07/31/2018 (Website). The advisory is shared for download at huawei.com. This vulnerability was named CVE-2018-7993 since 03/08/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 26 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 8.1.0.311 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
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: 🔍

Upgrade: Mate 10 8.1.0.311

Timelineinfo

03/08/2018 🔍
07/05/2018 +118 days 🔍
07/31/2018 +25 days 🔍
07/31/2018 +0 days 🔍
08/01/2018 +1 days 🔍
04/28/2023 +1730 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: sa-20180711-01
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-7993 (🔍)
GCVE (CVE): GCVE-0-2018-7993
GCVE (VulDB): GCVE-100-122452

Entryinfo

Created: 08/01/2018 11:07
Updated: 04/28/2023 00:00
Changes: 08/01/2018 11:07 (61), 03/12/2020 09:39 (2), 04/28/2023 00:00 (4)
Complete: 🔍
Cache ID: 216::103

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