What is the CVSS score of CVE-2023-39507?

CVE-2023-39507 has a CVSS 3.1 base score of 6.1 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.3%.

Rikunabi Next CVE-2023-39507

MEDIUM

Missing Authorization (CWE-862)

2023-08-16 vultures@jpcert.or.jp

Google Authentication Bypass Rikunabi Next

6.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.1 MEDIUM

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Aug 16, 2023 - 09:15 nvd

MEDIUM 6.1

DescriptionNVD

Improper authorization in the custom URL scheme handler in "Rikunabi NEXT" App for Android prior to ver. 11.5.0 allows a malicious intent to lead the vulnerable App to access an arbitrary website.

AnalysisAI

Improper authorization in the custom URL scheme handler in "Rikunabi NEXT" App for Android prior to ver. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Missing Authorization (CWE-862), which allows attackers to access resources or perform actions without proper authorization checks. Improper authorization in the custom URL scheme handler in "Rikunabi NEXT" App for Android prior to ver. 11.5.0 allows a malicious intent to lead the vulnerable App to access an arbitrary website. Affected products include: Recruit Rikunabi Next.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement role-based access control, validate authorization on every request server-side, apply principle of least privilege.