Huawei HonorV20 up to 10.1.0. Encrypted File improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Huawei Mate 20, Mate 20 Pro, Mate 20 X, P30, P30 Pro, Mate 20 RS, HonorMagic2, Honor20, Honor20 Pro and HonorV20 up to 10.1.0.. This issue affects some unknown processing of the component Encrypted File Handler. Executing a manipulation can lead to improper authentication. This vulnerability appears as CVE-2020-9244. The physical device can be targeted for the attack. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Huawei Mate 20, Mate 20 Pro, Mate 20 X, P30, P30 Pro, Mate 20 RS, HonorMagic2, Honor20, Honor20 Pro and HonorV20 up to 10.1.0. (Smartphone Operating System). It has been declared as critical. This vulnerability affects some unknown functionality of the component Encrypted File Handler. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

HUAWEI Mate 20 versions Versions earlier than 10.1.0.160(C00E160R3P8);HUAWEI Mate 20 Pro versions Versions earlier than 10.1.0.270(C431E7R1P5),Versions earlier than 10.1.0.270(C635E3R1P5),Versions earlier than 10.1.0.273(C636E7R2P4);HUAWEI Mate 20 X versions Versions earlier than 10.1.0.160(C00E160R2P8);HUAWEI P30 versions Versions earlier than 10.1.0.160(C00E160R2P11);HUAWEI P30 Pro versions Versions earlier than 10.1.0.160(C00E160R2P8);HUAWEI Mate 20 RS versions Versions earlier than 10.1.0.160(C786E160R3P8);HonorMagic2 versions Versions earlier than 10.0.0.187(C00E61R2P11);Honor20 versions Versions earlier than 10.0.0.175(C00E58R4P11);Honor20 PRO versions Versions earlier than 10.0.0.194(C00E62R8P12);HonorMagic2 versions Versions earlier than 10.0.0.187(C00E61R2P11);HonorV20 versions Versions earlier than 10.0.0.188(C00E62R2P11) have an improper authentication vulnerability. The system does not properly sign certain encrypted file, the attacker should gain the key used to encrypt the file, successful exploit could cause certain file be forged

The weakness was presented 08/11/2020 (Website). The advisory is available at huawei.com. This vulnerability was named CVE-2020-9244 since 02/18/2020. Local access is required to approach this attack. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.8
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: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

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

02/18/2020 🔍
08/11/2020 +175 days 🔍
08/12/2020 +1 days 🔍
08/12/2020 +0 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: huawei.com
Status: Not defined

CVE: CVE-2020-9244 (🔍)
GCVE (CVE): GCVE-0-2020-9244
GCVE (VulDB): GCVE-100-159658

Entryinfo

Created: 08/12/2020 10:38
Updated: 08/12/2020 10:43
Changes: 08/12/2020 10:38 (38), 08/12/2020 10:43 (18)
Complete: 🔍
Cache ID: 216::103

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