VDB-154041 · CVE-2019-20780 · GCVE-0-2019-20780

LG Mobile Device up to 8.1 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.
8.5	$5k-$25k	0.00

Summaryinfo

A vulnerability classified as critical has been found in LG Mobile Device 7.0/7.1/7.2/8.0/8.1. This affects an unknown function. Performing a manipulation results in input validation. This vulnerability is identified as CVE-2019-20780. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in LG Mobile Device 7.0/7.1/7.2/8.0/8.1 (Smartphone Operating System). It has been classified as critical. This affects some unknown processing. The manipulation with an unknown input 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:

An issue was discovered on LG mobile devices with Android OS 7.0, 7.1, 7.2, 8.0, and 8.1 software. Certain security settings, related to whether packages are verified and accepted only from known sources, are mishandled. The LG ID is LVE-SMP-190002 (April 2019).

The weakness was released 04/17/2020 (Website). The advisory is shared at lgsecurity.lge.com. This vulnerability is uniquely identified as CVE-2019-20780 since 04/17/2020. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 04/18/2020).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entries connected to this vulnerability are available at VDB-154030, VDB-154031, VDB-154032 and VDB-154033. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Smartphone Operating System

Vendor

Name

Mobile Device

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.5

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

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/17/2020 🔍
04/17/2020 +0 days 🔍
04/18/2020 +1 days 🔍
10/10/2020 +175 days 🔍

Sourcesinfo

Advisory: lgsecurity.lge.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-20780 (🔍)
GCVE (CVE): GCVE-0-2019-20780
GCVE (VulDB): GCVE-100-154041
See also: 🔍

Entryinfo

Created: 04/18/2020 08:48
Updated: 10/10/2020 09:56
Changes: 04/18/2020 08:48 (37), 04/18/2020 08:53 (18), 10/10/2020 09:56 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.