What is the CVSS score of CVE-2018-0591?

CVE-2018-0591 has a CVSS 3.0 base score of 5.9 (Medium). CVSS vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.9%.

Kinepass CVE-2018-0591

MEDIUM

Improper Certificate Validation (CWE-295)

2018-05-14 vultures@jpcert.or.jp

Google Information Disclosure Apple Kinepass

5.9

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

5.9 MEDIUM

AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

May 14, 2018 - 13:29 nvd

MEDIUM 5.9

DescriptionNVD

The KINEPASS App for Android Ver 3.1.1 and earlier, and for iOS Ver 3.1.2 and earlier do not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.

AnalysisAI

The KINEPASS App for Android Ver 3.1.1 and earlier, and for iOS Ver 3.1.2 and earlier do not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-295. The KINEPASS App for Android Ver 3.1.1 and earlier, and for iOS Ver 3.1.2 and earlier do not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate. Affected products include: T-Joy Kinepass.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.