VDB-191292 · CVE-2022-22820 · GCVE-0-2022-22820

LINE up to 7.3 on Windows Media File resource consumption

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.
3.4	$0-$5k	0.00

Summaryinfo

A vulnerability labeled as problematic has been found in LINE up to 7.3 on Windows. This affects an unknown part of the component Media File Handler. The manipulation results in resource consumption. This vulnerability is reported as CVE-2022-22820. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in LINE up to 7.3 on Windows. It has been classified as problematic. Affected is an unknown part of the component Media File Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. CWE is classifying the issue as CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. This is going to have an impact on availability.

The weakness was disclosed 01/20/2022. The advisory is shared for download at hackerone.com. This vulnerability is traded as CVE-2022-22820 since 01/07/2022. There are neither technical details nor an exploit publicly available.

Upgrading to version 7.4 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

LINE

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
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: 🔍

Upgrade: LINE 7.4

Timelineinfo

01/07/2022 🔍
01/20/2022 +13 days 🔍
01/20/2022 +0 days 🔍
01/26/2022 +6 days 🔍

Sourcesinfo

Advisory: hackerone.com
Status: Confirmed

CVE: CVE-2022-22820 (🔍)
GCVE (CVE): GCVE-0-2022-22820
GCVE (VulDB): GCVE-100-191292

Entryinfo

Created: 01/20/2022 16:50
Updated: 01/26/2022 09:40
Changes: 01/20/2022 16:50 (39), 01/26/2022 09:40 (1)
Complete: 🔍
Cache ID: 216::103