CVE-2017-9559: The MEA Financial vision-bank/id420406345 app 3.0.1 for iOS does not verify X.509 certificates from SSL server

Routine

MEDIUM 5.9REMOTEDOWNGRADE

CVE-2017-9559 is a medium-severity flaw (CVSS 5.9) affecting vision bank. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The MEA Financial vision-bank/id420406345 app 3.0.1 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.

Why this priority

Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.9 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 58%)
CISA exploited list	No
Weakness	CWE-295
Published	2017-06-16
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: meafinancial

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2017-06-16 12:29 UTCPublished CVE record published
2026-06-17 01:28 UTCUpdated Record last modified

meafinancial vision bank DOWNGRADE

Affected: 3.0.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.0.1

1. Check installed version

apt-cache policy vision-bank || rpm -q vision-bank || vision-bank --version

2. No fixed release: DOWNGRADE to a release before 3.0.1 (Debian / Ubuntu)

apt-cache madison vision-bank sudo apt install vision-bank=<VERSION_BEFORE_3.0.1> sudo apt-mark hold vision-bank

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list vision-bank sudo dnf downgrade vision-bank-<VERSION_BEFORE_3.0.1> sudo dnf versionlock add vision-bank

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2017-9559?

vision bank: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2017-9559 being exploited?

CVE-2017-9559 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2017-9559 affect?

CVE-2017-9559 affects vision bank. Severity is medium (CVSS 5.9). The MEA Financial vision-bank/id420406345 app 3.0.1 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.

How urgent is CVE-2017-9559?

Priority 36/100. Remotely exploitable, no login, no user action

Software pages

iOS vulnerabilities

References

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