VDB-136148 · CVE-2019-5242 · sa-20190109-01

Huawei PCManager up to 9.0.1 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 described as critical has been identified in Huawei PCManager up to 9.0.1. Affected by this issue is some unknown functionality. Such manipulation as part of Application leads to input validation. This vulnerability is listed as CVE-2019-5242. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Huawei PCManager up to 9.0.1 (Smartphone Operating System) and classified as critical. Affected by this issue is an unknown code block. The manipulation as part of a Application leads to a input validation vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:

There is a code execution vulnerability in Huawei PCManager versions earlier than PCManager 9.0.1.50. The attacker can tricking a user to install and run a malicious application to exploit this vulnerability. Successful exploitation may cause the attacker to execute malicious code and read/write memory.

The bug was discovered 01/09/2019. The weakness was presented 06/06/2019 (Website). The advisory is shared for download at huawei.com. This vulnerability is handled as CVE-2019-5242 since 01/04/2019. The attack may be launched remotely. No form of authentication is required for 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 148 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 9.0.1.50 eliminates this vulnerability.

See VDB-136147 for similar entry. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Smartphone Operating System

Vendor

Huawei

Name

PCManager

Version

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
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

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: 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: PCManager 9.0.1.50

Timelineinfo

01/04/2019 🔍
01/09/2019 +5 days 🔍
06/06/2019 +148 days 🔍
06/07/2019 +1 days 🔍
09/28/2023 +1574 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: sa-20190109-01
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-5242 (🔍)
GCVE (CVE): GCVE-0-2019-5242
GCVE (VulDB): GCVE-100-136148
OSVDB: - Huawei PCManager code execution

See also: 🔍

Entryinfo

Created: 06/07/2019 08:57
Updated: 09/28/2023 14:50
Changes: 06/07/2019 08:57 (61), 06/20/2020 16:52 (1), 09/28/2023 14:50 (4)
Complete: 🔍
Cache ID: 216::103