Security readout for executives and security teams
Plain-English summary
This CVE describes a mobile banking app that failed to properly check server certificates. A network attacker could impersonate the bank server and potentially capture sensitive information. The sources do not provide a CVSS score, confirmed patch, or evidence of active exploitation.
Executive priority
Treat this as a targeted legacy mobile banking risk. Prioritize confirmation of current exposure over emergency response, because the sources show serious potential impact but no active exploitation evidence or confirmed affected current versions.
Technical view
CVE-2017-9593 affects Oculina Mobile Banking for iOS version 3.0.0. The app did not verify X.509 certificates from SSL servers, allowing a man-in-the-middle attacker to spoof servers with a crafted certificate and obtain sensitive information.
Likely exposure
Exposure is limited to users or managed devices still running Oculina Mobile Banking for iOS 3.0.0. The source bundle does not confirm whether later versions exist, whether the app is still available, or whether affected deployments remain active.
Exploitation context
The described attack requires a man-in-the-middle position against the user’s mobile traffic. The CVE is not listed as KEV, and the provided sources do not state that this vulnerability has been exploited in the wild.
Researcher notes
The record is sparse: no CVSS, CWE, CPE, patch details, or vendor advisory are included. Analysis should stay anchored to the named iOS app version and the certificate-validation failure described in the CVE text.
Mitigation direction
- Identify any devices still using Oculina Mobile Banking for iOS 3.0.0.
- Check vendor or bank guidance for fixed versions or retirement status.
- Remove unsupported vulnerable builds from managed devices.
- Enforce approved current mobile banking apps through MDM where applicable.
- Advise users to avoid untrusted networks until app status is confirmed.
Validation and detection
- Review mobile device inventory for the named app and version.
- Confirm whether the app performs proper TLS certificate validation in current builds.
- Check vendor release notes or support channels for remediation information.
- Verify no unsupported banking app versions remain on managed devices.
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-2017-9593 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.