Describe CVE-2017-9580.
What is CVE-2017-9580?
The "Pioneer Bank & Trust Mobile Banking" by PIONEER BANK AND TRUST app 3.0.0 -- aka pioneer-bank-trust-mobile-banking/id603182861 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..