CVE-2023-5554

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Published Oct 12, 2023 CVSS 3.1 · 4.8 Medium EPSS < 1% KEV · Not listed

Description

Lack of TLS certificate verification in log transmission of a financial module within LINE client for iOS prior to 13.16.0.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

LINE Corporation

LINE client for iOS

affected

Version	Status	Constraints
`13.12.0`	affected	< 13.16.0

Configuration 1 [-]

cpe:2.3:a:linecorp:line:*:*:*:*:*:iphone_os:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2023-57854	Lack of TLS certificate verification in log transmission of a financial module within LINE Client for iOS prior to 13.16.0.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.256% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://hackerone.com/reports/2106827

History

Dec 9, 2025 7:45 AM Description updated View changes

Type	Values Removed	Values Added
Description	Lack of TLS certificate verification in log transmission of a financial module within LINE Client for iOS prior to 13.16.0.	Lack of TLS certificate verification in log transmission of a financial module within LINE client for iOS prior to 13.16.0.

Sep 18, 2024 6:30 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Linecorp Line

Weaknesses

CWE-295

Sources

CVE record Updated: Dec 9, 2025, 7:26 AM

Status: PUBLISHED
Assigner: LINE
Published: Oct 12, 2023, 9:34 AM
Updated: Dec 9, 2025, 7:26 AM
Reserved: Oct 12, 2023, 9:17 AM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 7:59 AM

Updated: Aug 2, 2024, 7:59 AM

NVD Updated: Jun 17, 2026, 6:48 AM

Status: Modified
Published: Oct 12, 2023, 10:15 AM
Modified: Jun 17, 2026, 6:48 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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