Security readout for executives and security teams
Plain-English summary
This CVE concerns an older First Citizens Community Bank iOS app version that reportedly failed to verify server certificates. That could let an attacker on a hostile network impersonate the server and expose sensitive user information. The sources do not show active exploitation, a CVSS score, or a vendor patch status.
Executive priority
Treat this as moderate priority unless the affected app is still deployed. If present in a banking user population, prioritize removal or vendor confirmation because the impact involves credential or sensitive information exposure.
Technical view
CVE-2017-9563 describes missing X.509 certificate validation in the First Citizens Community Bank fccb/id809930960 iOS app 3.0.1. The stated impact is server spoofing and sensitive information disclosure through a crafted certificate during SSL/TLS communication. Public metadata lacks affected CPEs, CWE mapping, CVSS, and remediation details.
Likely exposure
Exposure appears limited to users or managed devices still running the named iOS app version 3.0.1. Current exposure cannot be confirmed from the provided sources because affected CPEs, fixed versions, and vendor status are not listed.
Exploitation context
The CVE describes a network man-in-the-middle scenario requiring the attacker to intercept app traffic and present a crafted certificate. The source bundle does not cite known active exploitation, and the CVE is not listed as KEV.
Researcher notes
The public record is sparse: no CVSS, no CWE, no CPEs, and no fixed version are provided. Analysis should stay constrained to iOS app version 3.0.1 and the certificate-validation failure described by CVE and the advisory reference.
Mitigation direction
- Inventory managed iOS devices for the named app and version 3.0.1.
- Check the bank or app vendor for current supported versions and remediation guidance.
- Require users to update or remove unsupported affected app versions.
- Avoid submitting credentials through the affected app on untrusted networks until status is confirmed.
Validation and detection
- Review MDM inventory for the app identifier and installed version.
- Confirm whether any current app build maps to the 2017 affected product.
- Use approved mobile testing to verify current builds reject invalid server certificates.
- Check vendor release notes or support channels for fixed-version evidence.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
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CVE-2017-9563 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://medium.com/%40chronic_9612/advisory-44-credit-union-apps-for-ios-may-allow-login-credential-exposure-4d2f380b85c5CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.