Marukyu Line
CVE-2023-31818
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Lifecycle Timeline
1DescriptionNVD
An issue found in Marukyu Line v.13.4.1 allows a remote attacker to gain access to sensitive information via the channel access token in the miniapp function.
AnalysisAI
An issue found in Marukyu Line v.13.4.1 allows a remote attacker to gain access to sensitive information via the channel access token in the miniapp function. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as Exposure of Resource to Wrong Sphere (CWE-668), which allows attackers to access resources from an unintended security context. An issue found in Marukyu Line v.13.4.1 allows a remote attacker to gain access to sensitive information via the channel access token in the miniapp function. Affected products include: Marukyu Marukyu Line.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement proper access controls, validate resource access permissions, use security boundaries.
Same weakness CWE-668 – Exposure of Resource to Wrong Sphere
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External POC / Exploit Code
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