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CVE-2023-5554

Quick assessment

Affected
LINE Corporation LINE client for iOS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Line是Line公司的即时通信平台。 Line 13.16.0 （iOS）之前版本存在安全漏洞,该漏洞源于LINE Client中的财务模块的日志传输缺乏 TLS 证书验证。

CVSS 4.8 · Medium EPSS 0.22% · P12

Possible ATT&CK Techniques 1 AI

T1557 · Adversary-in-the-Middle
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I. Basic Information for CVE-2023-5554

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Lack of TLS certificate verification in log transmission of a financial module within LINE client for iOS prior to 13.16.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Line 信任管理问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Line是Line公司的即时通信平台。 Line 13.16.0 （iOS）之前版本存在安全漏洞,该漏洞源于LINE Client中的财务模块的日志传输缺乏 TLS 证书验证。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
LINE Corporation LINE client for iOS 13.12.0 ~ 13.16.0 -

II. Public POCs for CVE-2023-5554

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III. Intelligence Information for CVE-2023-5554

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Other References for CVE-2023-5554 (1)

IV. Related Vulnerabilities

Same product: LINE client for iOS
Same vendor: LINE Corporation

V. Comments for CVE-2023-5554

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