CVE-2005-4568: Multiple format string vulnerabilities in FTGate Technology (formerly known as Floosietek) FTGate 4.4 (aka Bui

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HIGH 7.5DOWNGRADE

CVE-2005-4568 is a high-severity flaw (CVSS 7.5) affecting ftgate. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple format string vulnerabilities in FTGate Technology (formerly known as Floosietek) FTGate 4.4 (aka Build 4.4.000 Oct 26 2005) allow remote attackers to execute arbitrary code via format string specifiers in the (1) USER, (2) PASS, and (3) TOP commands to the POP3 server; and the (4) LIST and (5) AUTHENTICATE commands to the IMAP server.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	3.4% (top 11%)
CISA exploited list	No
Published	2005-12-29
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: floosietek

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2005-12-29 11:03 UTCPublished CVE record published
2026-06-16 22:19 UTCUpdated Record last modified

floosietek ftgate DOWNGRADE

Affected: 4.4_build_4.4.000

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.4_build_4.4.000

1. Check installed version

apt-cache policy ftgate || rpm -q ftgate || ftgate --version

2. No fixed release: DOWNGRADE to a release before 4.4_build_4.4.000 (Debian / Ubuntu)

apt-cache madison ftgate sudo apt install ftgate=<VERSION_BEFORE_4.4_build_4.4.000> sudo apt-mark hold ftgate

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

dnf --showduplicates list ftgate sudo dnf downgrade ftgate-<VERSION_BEFORE_4.4_build_4.4.000> sudo dnf versionlock add ftgate

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-2005-4568?

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

Is CVE-2005-4568 being exploited?

CVE-2005-4568 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-2005-4568 affect?

CVE-2005-4568 affects ftgate. Severity is high (CVSS 7.5). Multiple format string vulnerabilities in FTGate Technology (formerly known as Floosietek) FTGate 4.4 (aka Build 4.4.000 Oct 26 2005) allow remote attackers to execute arbitrary code via format string specifiers in the (1) USER, (2) PASS, a

How urgent is CVE-2005-4568?

Priority 53/100. High severity; Public exploit reference

Related CVEs

CVE-2000-1237 MEDIUM 5.0 MITIGATE The POP3 server in FTGate returns an -ERR code after receiving an invalid USER request, which makes it easier
CVE-2005-4569 HIGH 7.5 DOWNGRADE Stack-based buffer overflow in index.fts in FTGate Technology (formerly known as Floosietek) FTGate 4.4 (aka B
CVE-2005-4567 MEDIUM 5.8 DOWNGRADE Multiple cross-site scripting (XSS) vulnerabilities in FTGate Technology (formerly known as Floosietek) FTGate
CVE-2005-3640 HIGH 10.0 DOWNGRADE Multiple buffer overflows in the IMAP Groupware Mail server of Floosietek FTGate (FTGate4) 4.1 allow remote at
CVE-1999-0887 MEDIUM 5.0 DOWNGRADE FTGate web interface server allows remote attackers to read files via a .

References

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