Huawei HiWallet up to 5.0.3.99 APK File signature verification

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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6.2$0-$5k0.00

A vulnerability was found in Huawei HiWallet up to 5.0.3.99 and classified as critical. This issue affects some unknown processing of the component APK File Handler. The manipulation with an unknown input leads to a signature verification vulnerability. Using CWE to declare the problem leads to CWE-347. The product does not verify, or incorrectly verifies, the cryptographic signature for data. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Huawei APP HiWallet earlier than 5.0.3.100 versions do not support signature verification for APK file. An attacker could exploit this vulnerability to hijack the APK and upload modified APK file. Successful exploit could lead to the APP is hijacking.

The bug was discovered 08/16/2017. The weakness was presented 11/22/2017 (Website). The advisory is shared at huawei.com. The identification of this vulnerability is CVE-2017-8177 since 04/25/2017. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 98 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 5.0.3.100 eliminates this vulnerability.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
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: Signature verification
CWE: CWE-347 / CWE-345
ATT&CK: Unknown

Local: No
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: HiWallet 5.0.3.100

Timelineinfo

04/25/2017 🔍
08/16/2017 +113 days 🔍
11/22/2017 +98 days 🔍
11/22/2017 +0 days 🔍
11/23/2017 +1 days 🔍
01/16/2023 +1880 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: sa-20170816-01
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-8177 (🔍)

Entryinfo

Created: 11/23/2017 16:47
Updated: 01/16/2023 08:12
Changes: 11/23/2017 16:47 (58), 12/10/2019 10:40 (2), 01/16/2023 08:12 (4)
Complete: 🔍

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