CVE-2014-8347: An Authentication Bypass vulnerability exists in the MatchPasswordData function in DBEngine.dll in Filemaker P

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HIGH 7.8DOWNGRADEDOWNGRADE

CVE-2014-8347 is a high-severity flaw (CVSS 7.8) affecting filemaker pro, filemaker pro advanced. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An Authentication Bypass vulnerability exists in the MatchPasswordData function in DBEngine.dll in Filemaker Pro 13.03 and Filemaker Pro Advanced 12.04, which could let a malicious user obtain elevated privileges.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.4% (top 28%)
CISA exploited list	No
Weakness	CWE-287
Published	2020-02-11
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: claris

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

Am I affected?

Timeline

2020-02-11 14:15 UTCPublished CVE record published
2026-06-17 00:16 UTCUpdated Record last modified

claris filemaker pro DOWNGRADE

Affected: 13.03

Fixed in: no fixed release known

Safe to downgrade to: a release before 13.03

1. Check installed version

apt-cache policy filemaker-pro || rpm -q filemaker-pro || filemaker-pro --version

2. No fixed release: DOWNGRADE to a release before 13.03 (Debian / Ubuntu)

apt-cache madison filemaker-pro sudo apt install filemaker-pro=<VERSION_BEFORE_13.03> sudo apt-mark hold filemaker-pro

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

dnf --showduplicates list filemaker-pro sudo dnf downgrade filemaker-pro-<VERSION_BEFORE_13.03> sudo dnf versionlock add filemaker-pro

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.

claris filemaker pro advanced DOWNGRADE

Affected: 12.0.4.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 12.0.4.0

1. Check installed version

apt-cache policy filemaker-pro-advanced || rpm -q filemaker-pro-advanced || filemaker-pro-advanced --version

2. No fixed release: DOWNGRADE to a release before 12.0.4.0 (Debian / Ubuntu)

apt-cache madison filemaker-pro-advanced sudo apt install filemaker-pro-advanced=<VERSION_BEFORE_12.0.4.0> sudo apt-mark hold filemaker-pro-advanced

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

dnf --showduplicates list filemaker-pro-advanced sudo dnf downgrade filemaker-pro-advanced-<VERSION_BEFORE_12.0.4.0> sudo dnf versionlock add filemaker-pro-advanced

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Filemaker Pro 13.03 / Advanced 12.04 - Authentication Bypass / Privilege Escalation

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-2014-8347?

filemaker pro: downgrade or apply the listed mitigation; filemaker pro advanced: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2014-8347 being exploited?

CVE-2014-8347 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-2014-8347 affect?

CVE-2014-8347 affects filemaker pro, filemaker pro advanced. Severity is high (CVSS 7.8). An Authentication Bypass vulnerability exists in the MatchPasswordData function in DBEngine.dll in Filemaker Pro 13.03 and Filemaker Pro Advanced 12.04, which could let a malicious user obtain elevated privileges.

How urgent is CVE-2014-8347?

Priority 50/100. High severity; Public exploit reference

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References

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