VDB-109844 · CVE-2017-2730 · sa-20170310-01

Huawei HiLink App/Tech Support App information disclosure

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.
2.9	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic was found in Huawei HiLink App and Tech Support App. This impacts an unknown function. Such manipulation leads to information disclosure. This vulnerability is traded as CVE-2017-2730. The attack can be executed directly on the physical device. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Huawei HiLink App and Tech Support App (Unified Communication Software) (version unknown). It has been rated as problematic. Affected by this issue is an unknown function. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. CVE summarizes:

HUAWEI HiLink APP (for IOS) versions earlier before 5.0.25.306 and HUAWEI Tech Support APP (for IOS) versions earlier before 5.0.0 have an information leak vulnerability. When an iPhone with these APPs installed access the Wi-Fi hotpot built by attacker, the attacker can collect the information of iPhone mode and firmware version.

The bug was discovered 07/18/2017. The weakness was shared 11/22/2017 (Website). The advisory is shared for download at huawei.com. This vulnerability is handled as CVE-2017-2730 since 12/01/2016. The attack needs to approached within the local network. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

The vulnerability was handled as a non-public zero-day exploit for at least 127 days. During that time the estimated underground price was around $0-$5k.

Upgrading eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Unified Communication Software

Vendor

Huawei

Name

License

commercial

Website

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

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 2.9
VulDB Meta Temp Score: 2.9

VulDB Base Score: 2.4
VulDB Temp Score: 2.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 3.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Partially
Remote: Partially

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: 🔍

Timelineinfo

12/01/2016 🔍
07/18/2017 +229 days 🔍
11/22/2017 +127 days 🔍
11/22/2017 +0 days 🔍
11/23/2017 +1 days 🔍
01/11/2023 +1875 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: sa-20170310-01
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-2730 (🔍)
GCVE (CVE): GCVE-0-2017-2730
GCVE (VulDB): GCVE-100-109844

Entryinfo

Created: 11/23/2017 07:51
Updated: 01/11/2023 13:12
Changes: 11/23/2017 07:51 (56), 12/09/2019 19:42 (2), 01/11/2023 13:12 (4)
Complete: 🔍
Cache ID: 216::103