CVE Catalog

CVE-2023-43303

HighCVSS 8.2
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.52%

41th percentile - higher than 41% of all known CVEs

Summary

A vulnerability in the craftbeer bar canvas mini-app on Line v13.6.1 allows attackers to send crafted malicious notifications by leaking the channel access token (via captured network traffic).

Risk Assessment

The risk involves potential phishing attacks or distribution of malicious content under the guise of a legitimate app, which could compromise user trust and damage the organization's reputation.

Recommendation

Immediately update the craftbeer bar canvas mini-app to the latest version, reset the Line channel access token, implement network traffic encryption (TLS), and monitor logs for unauthorized access.

Related vulnerabilities

Original NVD description (English source)

An issue in craftbeer bar canvas mini-app on Line v13.6.1 allows attackers to send crafted malicious notifications via leakage of the channel access token (via captured network traffic).

Vulnerability data from NVD (NIST) · CISA KEV · EPSS