VDB-123987 · CVE-2018-7922 · sa-20180911-01

Huawei Smart Phone prior 8.0.0.150(C432) Crafted Application input validation

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 (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.9	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Huawei Smart Phone and classified as critical. The affected element is an unknown function. Performing a manipulation as part of Crafted Application results in input validation. This vulnerability is reported as CVE-2018-7922. The attack is possible to be carried out remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, was found in Huawei Smart Phone (Smartphone Operating System). This affects an unknown part. The manipulation as part of a Crafted Application leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Huawei ALP-L09 smart phones with versions earlier than ALP-L09 8.0.0.150(C432) have an insufficient input validation vulnerability due to lack of parameter check. An attacker tricks the user who has root privilege to install a crafted application, the application may modify the specific data to exploit the vulnerability. Successful exploit could allow the attacker to execute arbitrary code.

The bug was discovered 09/11/2018. The weakness was disclosed 09/12/2018 (Website). It is possible to read the advisory at huawei.com. This vulnerability is uniquely identified as CVE-2018-7922 since 03/08/2018. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 8.0.0.150(C432) eliminates this vulnerability.

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Productinfo

Type

Smartphone Operating System

Vendor

Huawei

Name

Smart Phone

License

commercial

Website

Vendor: https://www.huawei.com/

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

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Smart Phone 8.0.0.150(C432)

Timelineinfo

03/08/2018 🔍
09/11/2018 +186 days 🔍
09/12/2018 +0 days 🔍
09/12/2018 +0 days 🔍
09/13/2018 +1 days 🔍
05/16/2023 +1706 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: sa-20180911-01
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-7922 (🔍)
GCVE (CVE): GCVE-0-2018-7922
GCVE (VulDB): GCVE-100-123987
See also: 🔍

Entryinfo

Created: 09/13/2018 08:38
Updated: 05/16/2023 09:21
Changes: 09/13/2018 08:38 (59), 03/23/2020 13:41 (2), 05/16/2023 09:21 (4)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.