CVE-2023-39731 — MEDIUM (5.3)

Vulnerability Description

The leakage of the client secret in Kaibutsunosato v13.6.1 allows attackers to obtain the channel access token and send crafted broadcast messages.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Line	Kaibutsunosato	13.6.1

Related Weaknesses (CWE)

CWE-284

References

https://github.com/syz913/CVE-reports/blob/main/CVE-2023-39731.mdThird Party Advisory
https://liff.line.me/1657662489-pwEQNzJ4Vendor Advisory
https://github.com/syz913/CVE-reports/blob/main/CVE-2023-39731.mdThird Party Advisory
https://liff.line.me/1657662489-pwEQNzJ4Vendor Advisory

FAQ

What is CVE-2023-39731?

CVE-2023-39731 is a vulnerability with a CVSS score of 5.3 (MEDIUM). The leakage of the client secret in Kaibutsunosato v13.6.1 allows attackers to obtain the channel access token and send crafted broadcast messages.

How severe is CVE-2023-39731?

CVE-2023-39731 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-39731?

Check the references section above for vendor advisories and patch information. Affected products include: Line Kaibutsunosato.