What is the CVSS score of CVE-2017-9587?

CVE-2017-9587 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: 0.1%.

Pcsb Bank Mobile CVE-2017-9587

MEDIUM

Improper Certificate Validation (CWE-295)

2017-06-16 cve@mitre.org

Apple Information Disclosure Pcsb Bank Mobile

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

Jun 16, 2017 - 12:29 cve.org

MEDIUM 5.9

DescriptionCVE.org

The "PCSB BANK Mobile" by PCSB Bank app 3.0.4 -- aka pcsb-bank-mobile/id1067472090 for iOS does 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 "PCSB BANK Mobile" by PCSB Bank app 3.0.4 -- aka pcsb-bank-mobile/id1067472090 for iOS does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof. 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 "PCSB BANK Mobile" by PCSB Bank app 3.0.4 -- aka pcsb-bank-mobile/id1067472090 for iOS does 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: Meafinancial Pcsb Bank Mobile.

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.