CVE-2017-9595: The "First State Bank of Bigfork Mobile Banking" by First State Bank of Bigfork app 4.0.3 -- aka first-state-b

Routine

MEDIUM 5.9REMOTEDOWNGRADE

CVE-2017-9595 is a medium-severity flaw (CVSS 5.9) affecting first state bank of bigfork mobile banking. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The "First State Bank of Bigfork Mobile Banking" by First State Bank of Bigfork app 4.0.3 -- aka first-state-bank-of-bigfork-mobile-banking/id1133969876 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: fsbbigfork

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

fsbbigfork first state bank of bigfork mobile banking DOWNGRADE

Affected: 4.0.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.0.3

1. Check installed version

apt-cache policy first-state-bank-of-bigfork-mobile-banking || rpm -q first-state-bank-of-bigfork-mobile-banking || first-state-bank-of-bigfork-mobile-banking --version

2. No fixed release: DOWNGRADE to a release before 4.0.3 (Debian / Ubuntu)

apt-cache madison first-state-bank-of-bigfork-mobile-banking sudo apt install first-state-bank-of-bigfork-mobile-banking=<VERSION_BEFORE_4.0.3> sudo apt-mark hold first-state-bank-of-bigfork-mobile-banking

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

dnf --showduplicates list first-state-bank-of-bigfork-mobile-banking sudo dnf downgrade first-state-bank-of-bigfork-mobile-banking-<VERSION_BEFORE_4.0.3> sudo dnf versionlock add first-state-bank-of-bigfork-mobile-banking

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-2017-9595?

first state bank of bigfork mobile banking: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2017-9595 being exploited?

CVE-2017-9595 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-2017-9595 affect?

CVE-2017-9595 affects first state bank of bigfork mobile banking. Severity is medium (CVSS 5.9). The "First State Bank of Bigfork Mobile Banking" by First State Bank of Bigfork app 4.0.3 -- aka first-state-bank-of-bigfork-mobile-banking/id1133969876 for iOS does not verify X.509 certificates from SSL servers, which allows man-in-the-mi

How urgent is CVE-2017-9595?

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

Software pages

iOS vulnerabilities

References

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